[INFO] fetching crate lencode 1.1.0...
[INFO] fixing lencode-1.1.0 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate lencode 1.1.0 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain.toml
[INFO] started tweaking crates.io crate lencode 1.1.0
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate lencode 1.1.0
[INFO] tweaked toml for crates.io crate lencode 1.1.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lencode 1.1.0 on toolchain 622891a4e29178280638a6b63a8908bde2c0c854
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lencode 1.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-m" "1610612736" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:3a6becf2bc8dde7f3fa57ede90e4f284e72d296796fc446bbb1e2c7cc0530151" "sleep" "infinity", kill_on_drop: false }`
[INFO] [stdout] 8a3f0add4dc76d6f9c9a66c4b718ea0a722972f12fa93b3526dbae7e995d8da6
[INFO] running `Command { std: "docker" "start" "8a3f0add4dc76d6f9c9a66c4b718ea0a722972f12fa93b3526dbae7e995d8da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8a3f0add4dc76d6f9c9a66c4b718ea0a722972f12fa93b3526dbae7e995d8da6" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8a3f0add4dc76d6f9c9a66c4b718ea0a722972f12fa93b3526dbae7e995d8da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "exec" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=" "-e" "RUSTDOCFLAGS=" "-w" "/opt/rustwide/workdir" "--user" "0:0" "8a3f0add4dc76d6f9c9a66c4b718ea0a722972f12fa93b3526dbae7e995d8da6" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "fix" "--allow-no-vcs" "--allow-dirty" "--frozen" "--all" "--all-targets" "--message-format=json" "-Zfix-edition=start=2015", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
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[INFO] [stderr]    Compiling serde_derive v1.0.228
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[INFO] [stderr]    Compiling darling_macro v0.21.3
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[INFO] [stderr]     Checking lencode v1.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0432]: unresolved import `criterion`
[INFO] [stdout]   --> benches/io_bench.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use criterion::{BatchSize, BenchmarkId, Criterion, criterion_group, criterion_main};
[INFO] [stdout]    |     ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `io_bench`
[INFO] [stdout]    --> benches/io_bench.rs:308:26
[INFO] [stdout]     |
[INFO] [stdout] 308 | criterion_main!(benches);
[INFO] [stdout]     |                          ^ consider adding a `main` function to `benches/io_bench.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0601.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lencode` (bench "io_bench") due to 2 previous errors
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error[E0432]: unresolved import `rand::RngExt`
[INFO] [stdout]   --> benches/heuristic_bench.rs:17:12
[INFO] [stdout]    |
[INFO] [stdout] 17 | use rand::{RngExt, SeedableRng};
[INFO] [stdout]    |            ^^^^^^ no `RngExt` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `criterion`
[INFO] [stdout]   --> benches/heuristic_bench.rs:13:5
[INFO] [stdout]    |
[INFO] [stdout] 13 | use criterion::{BenchmarkId, Criterion, criterion_group, criterion_main};
[INFO] [stdout]    |     ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `heuristic_bench`
[INFO] [stdout]   --> benches/heuristic_bench.rs:81:26
[INFO] [stdout]    |
[INFO] [stdout] 81 | criterion_main!(benches);
[INFO] [stdout]    |                          ^ consider adding a `main` function to `benches/heuristic_bench.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random` found for struct `StdRng` in the current scope
[INFO] [stdout]    --> benches/heuristic_bench.rs:28:50
[INFO] [stdout]     |
[INFO] [stdout]  28 |         let data: Vec<u8> = (0..len).map(|_| rng.random()).collect();
[INFO] [stdout]     |                                                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:8
[INFO] [stdout]     |
[INFO] [stdout]  95 |     fn random<T>(&mut self) -> T
[INFO] [stdout]     |        ------ the method is available for `StdRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `random_bool` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn random_bool(&mut self, p: f64) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Rng` which provides `random` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]  13 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random` found for struct `StdRng` in the current scope
[INFO] [stdout]    --> benches/heuristic_bench.rs:57:50
[INFO] [stdout]     |
[INFO] [stdout]  57 |         let data: Vec<u8> = (0..len).map(|_| rng.random()).collect();
[INFO] [stdout]     |                                                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:8
[INFO] [stdout]     |
[INFO] [stdout]  95 |     fn random<T>(&mut self) -> T
[INFO] [stdout]     |        ------ the method is available for `StdRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `random_bool` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn random_bool(&mut self, p: f64) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Rng` which provides `random` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]  13 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lencode` (bench "heuristic_bench") due to 5 previous errors
[INFO] [stdout] error[E0432]: unresolved import `rand::RngExt`
[INFO] [stdout]   --> benches/dedupe_bench.rs:27:16
[INFO] [stdout]    |
[INFO] [stdout] 27 |     use rand::{RngExt, SeedableRng};
[INFO] [stdout]    |                ^^^^^^ no `RngExt` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand::RngExt`
[INFO] [stdout]   --> benches/dedupe_bench.rs:35:16
[INFO] [stdout]    |
[INFO] [stdout] 35 |     use rand::{RngExt, SeedableRng};
[INFO] [stdout]    |                ^^^^^^ no `RngExt` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `criterion`
[INFO] [stdout]  --> benches/dedupe_bench.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use criterion::{BatchSize, Criterion, criterion_group, criterion_main};
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `dedupe_bench`
[INFO] [stdout]    --> benches/dedupe_bench.rs:295:26
[INFO] [stdout]     |
[INFO] [stdout] 295 | criterion_main!(benches);
[INFO] [stdout]     |                          ^ consider adding a `main` function to `benches/dedupe_bench.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand::RngExt`
[INFO] [stdout]  --> benches/varint_bench.rs:3:12
[INFO] [stdout]   |
[INFO] [stdout] 3 | use rand::{RngExt, rng};
[INFO] [stdout]   |            ^^^^^^ no `RngExt` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `criterion`
[INFO] [stdout]  --> benches/varint_bench.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use criterion::{Criterion, criterion_group, criterion_main};
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand::RngExt`
[INFO] [stdout]   --> benches/pack_bench.rs:38:16
[INFO] [stdout]    |
[INFO] [stdout] 38 |     use rand::{RngExt, SeedableRng};
[INFO] [stdout]    |                ^^^^^^ no `RngExt` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `rand::RngExt`
[INFO] [stdout]   --> benches/pack_bench.rs:45:16
[INFO] [stdout]    |
[INFO] [stdout] 45 |     use rand::{RngExt, SeedableRng};
[INFO] [stdout]    |                ^^^^^^ no `RngExt` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `criterion`
[INFO] [stdout]  --> benches/pack_bench.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use criterion::{BatchSize, BenchmarkId, Criterion, criterion_group, criterion_main};
[INFO] [stdout]   |     ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `pack_bench`
[INFO] [stdout]    --> benches/pack_bench.rs:270:26
[INFO] [stdout]     |
[INFO] [stdout] 270 | criterion_main!(benches);
[INFO] [stdout]     |                          ^ consider adding a `main` function to `benches/pack_bench.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random` found for struct `StdRng` in the current scope
[INFO] [stdout]    --> benches/dedupe_bench.rs:29:34
[INFO] [stdout]     |
[INFO] [stdout]  29 |     (0..count).map(|_| Key32(rng.random())).collect()
[INFO] [stdout]     |                                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:8
[INFO] [stdout]     |
[INFO] [stdout]  95 |     fn random<T>(&mut self) -> T
[INFO] [stdout]     |        ------ the method is available for `StdRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `random_bool` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn random_bool(&mut self, p: f64) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Rng` which provides `random` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   7 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]   --> benches/varint_bench.rs:24:25
[INFO] [stdout]    |
[INFO] [stdout] 24 |                         criterion::BatchSize::SmallInput,
[INFO] [stdout]    |                         ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout] ...
[INFO] [stdout] 87 |     bench_type!(c, rng, u8, u16, u32, u64, u128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random_range` found for struct `StdRng` in the current scope
[INFO] [stdout]    --> benches/dedupe_bench.rs:39:16
[INFO] [stdout]     |
[INFO] [stdout]  39 |         if rng.random_range(0u8..100) < hotset_pct {
[INFO] [stdout]     |                ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:161:8
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn random_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        ------------ the method is available for `StdRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `random` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:5
[INFO] [stdout]     |
[INFO] [stdout]  95 | /     fn random<T>(&mut self) -> T
[INFO] [stdout]  96 | |     where
[INFO] [stdout]  97 | |         StandardUniform: Distribution<T>,
[INFO] [stdout]     | |_________________________________________^
[INFO] [stdout] help: trait `Rng` which provides `random_range` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   7 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random_range` found for struct `StdRng` in the current scope
[INFO] [stdout]    --> benches/dedupe_bench.rs:40:27
[INFO] [stdout]     |
[INFO] [stdout]  40 |             let idx = rng.random_range(0..hotset.len());
[INFO] [stdout]     |                           ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:161:8
[INFO] [stdout]     |
[INFO] [stdout] 161 |     fn random_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        ------------ the method is available for `StdRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `random` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:5
[INFO] [stdout]     |
[INFO] [stdout]  95 | /     fn random<T>(&mut self) -> T
[INFO] [stdout]  96 | |     where
[INFO] [stdout]  97 | |         StandardUniform: Distribution<T>,
[INFO] [stdout]     | |_________________________________________^
[INFO] [stdout] help: trait `Rng` which provides `random_range` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   7 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random` found for struct `StdRng` in the current scope
[INFO] [stdout]    --> benches/dedupe_bench.rs:43:32
[INFO] [stdout]     |
[INFO] [stdout]  43 |             out.push(Key32(rng.random()));
[INFO] [stdout]     |                                ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:8
[INFO] [stdout]     |
[INFO] [stdout]  95 |     fn random<T>(&mut self) -> T
[INFO] [stdout]     |        ------ the method is available for `StdRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `random_bool` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn random_bool(&mut self, p: f64) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Rng` which provides `random` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   7 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random` found for struct `StdRng` in the current scope
[INFO] [stdout]    --> benches/pack_bench.rs:40:34
[INFO] [stdout]     |
[INFO] [stdout]  40 |     (0..count).map(|_| Key32(rng.random())).collect()
[INFO] [stdout]     |                                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:8
[INFO] [stdout]     |
[INFO] [stdout]  95 |     fn random<T>(&mut self) -> T
[INFO] [stdout]     |        ------ the method is available for `StdRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `random_bool` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn random_bool(&mut self, p: f64) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Rng` which provides `random` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   7 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random` found for struct `StdRng` in the current scope
[INFO] [stdout]    --> benches/pack_bench.rs:47:34
[INFO] [stdout]     |
[INFO] [stdout]  47 |     (0..count).map(|_| Key64(rng.random())).collect()
[INFO] [stdout]     |                                  ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:8
[INFO] [stdout]     |
[INFO] [stdout]  95 |     fn random<T>(&mut self) -> T
[INFO] [stdout]     |        ------ the method is available for `StdRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `random_bool` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn random_bool(&mut self, p: f64) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Rng` which provides `random` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   7 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]   --> benches/varint_bench.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |                         criterion::BatchSize::SmallInput,
[INFO] [stdout]    |                         ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout] ...
[INFO] [stdout] 87 |     bench_type!(c, rng, u8, u16, u32, u64, u128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0599, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lencode` (bench "pack_bench") due to 6 previous errors
[INFO] [stderr] error: could not compile `lencode` (bench "dedupe_bench") due to 8 previous errors
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]   --> benches/varint_bench.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         criterion::BatchSize::SmallInput,
[INFO] [stdout]    |                         ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout] ...
[INFO] [stdout] 87 |     bench_type!(c, rng, u8, u16, u32, u64, u128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]   --> benches/varint_bench.rs:76:25
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         criterion::BatchSize::SmallInput,
[INFO] [stdout]    |                         ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout] ...
[INFO] [stdout] 87 |     bench_type!(c, rng, u8, u16, u32, u64, u128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]   --> benches/varint_bench.rs:24:25
[INFO] [stdout]    |
[INFO] [stdout] 24 |                         criterion::BatchSize::SmallInput,
[INFO] [stdout]    |                         ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout] ...
[INFO] [stdout] 92 |     bench_type!(c, rng, i8, i16, i32, i64, i128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]   --> benches/varint_bench.rs:35:25
[INFO] [stdout]    |
[INFO] [stdout] 35 |                         criterion::BatchSize::SmallInput,
[INFO] [stdout]    |                         ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout] ...
[INFO] [stdout] 92 |     bench_type!(c, rng, i8, i16, i32, i64, i128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]   --> benches/varint_bench.rs:63:25
[INFO] [stdout]    |
[INFO] [stdout] 63 |                         criterion::BatchSize::SmallInput,
[INFO] [stdout]    |                         ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout] ...
[INFO] [stdout] 92 |     bench_type!(c, rng, i8, i16, i32, i64, i128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]   --> benches/varint_bench.rs:76:25
[INFO] [stdout]    |
[INFO] [stdout] 76 |                         criterion::BatchSize::SmallInput,
[INFO] [stdout]    |                         ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout] ...
[INFO] [stdout] 92 |     bench_type!(c, rng, i8, i16, i32, i64, i128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]    --> benches/varint_bench.rs:107:13
[INFO] [stdout]     |
[INFO] [stdout] 107 |             criterion::BatchSize::SmallInput,
[INFO] [stdout]     |             ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]    --> benches/varint_bench.rs:118:13
[INFO] [stdout]     |
[INFO] [stdout] 118 |             criterion::BatchSize::SmallInput,
[INFO] [stdout]     |             ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]    --> benches/varint_bench.rs:142:13
[INFO] [stdout]     |
[INFO] [stdout] 142 |             criterion::BatchSize::SmallInput,
[INFO] [stdout]     |             ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]    --> benches/varint_bench.rs:153:13
[INFO] [stdout]     |
[INFO] [stdout] 153 |             criterion::BatchSize::SmallInput,
[INFO] [stdout]     |             ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]    --> benches/varint_bench.rs:173:17
[INFO] [stdout]     |
[INFO] [stdout] 173 |                 criterion::BatchSize::SmallInput,
[INFO] [stdout]     |                 ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]    --> benches/varint_bench.rs:184:17
[INFO] [stdout]     |
[INFO] [stdout] 184 |                 criterion::BatchSize::SmallInput,
[INFO] [stdout]     |                 ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]    --> benches/varint_bench.rs:208:17
[INFO] [stdout]     |
[INFO] [stdout] 208 |                 criterion::BatchSize::SmallInput,
[INFO] [stdout]     |                 ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]    --> benches/varint_bench.rs:219:17
[INFO] [stdout]     |
[INFO] [stdout] 219 |                 criterion::BatchSize::SmallInput,
[INFO] [stdout]     |                 ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]    --> benches/varint_bench.rs:236:17
[INFO] [stdout]     |
[INFO] [stdout] 236 |                 criterion::BatchSize::SmallInput,
[INFO] [stdout]     |                 ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]    --> benches/varint_bench.rs:247:17
[INFO] [stdout]     |
[INFO] [stdout] 247 |                 criterion::BatchSize::SmallInput,
[INFO] [stdout]     |                 ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]    --> benches/varint_bench.rs:271:17
[INFO] [stdout]     |
[INFO] [stdout] 271 |                 criterion::BatchSize::SmallInput,
[INFO] [stdout]     |                 ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `criterion` in this scope
[INFO] [stdout]    --> benches/varint_bench.rs:282:17
[INFO] [stdout]     |
[INFO] [stdout] 282 |                 criterion::BatchSize::SmallInput,
[INFO] [stdout]     |                 ^^^^^^^^^ use of unresolved module or unlinked crate `criterion`
[INFO] [stdout]     |
[INFO] [stdout]     = help: if you wanted to use a crate named `criterion`, use `cargo add criterion` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `varint_bench`
[INFO] [stdout]    --> benches/varint_bench.rs:296:26
[INFO] [stdout]     |
[INFO] [stdout] 296 | criterion_main!(benches);
[INFO] [stdout]     |                          ^ consider adding a `main` function to `benches/varint_bench.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random` found for struct `ThreadRng` in the current scope
[INFO] [stdout]   --> benches/varint_bench.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |                 let value: $ty = $rng.random();
[INFO] [stdout]    |                                       ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 87 |     bench_type!(c, rng, u8, u16, u32, u64, u128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn random<T>(&mut self) -> T
[INFO] [stdout]    |        ------ the method is available for `ThreadRng` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: trait `Rng` which provides `random` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  1 + use rand::Rng;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]   --> benches/varint_bench.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |                         |mut buf| {
[INFO] [stdout]    |                          ^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout] ...
[INFO] [stdout] 87 |     bench_type!(c, rng, u8, u16, u32, u64, u128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]    = help: unsized fn params are gated as an unstable feature
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]   --> benches/varint_bench.rs:72:33
[INFO] [stdout]    |
[INFO] [stdout] 72 |                             let buf = black_box(buf);
[INFO] [stdout]    |                                 ^^^ doesn't have a size known at compile-time
[INFO] [stdout] ...
[INFO] [stdout] 87 |     bench_type!(c, rng, u8, u16, u32, u64, u128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]    = note: all local variables must have a statically known size
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]   --> benches/varint_bench.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                             let buf = black_box(buf);
[INFO] [stdout]    |                                       --------- ^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       required by a bound introduced by this call
[INFO] [stdout] ...
[INFO] [stdout] 87 |     bench_type!(c, rng, u8, u16, u32, u64, u128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout] note: required by an implicit `Sized` bound in `std::hint::black_box`
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/hint.rs:490:0
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]   --> benches/varint_bench.rs:69:26
[INFO] [stdout]    |
[INFO] [stdout] 69 |                         |buf| {
[INFO] [stdout]    |                          ^^^ doesn't have a size known at compile-time
[INFO] [stdout] ...
[INFO] [stdout] 87 |     bench_type!(c, rng, u8, u16, u32, u64, u128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]    = note: all function arguments must have a statically known size
[INFO] [stdout]    = help: unsized fn params are gated as an unstable feature
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random` found for struct `ThreadRng` in the current scope
[INFO] [stdout]   --> benches/varint_bench.rs:12:39
[INFO] [stdout]    |
[INFO] [stdout] 12 |                 let value: $ty = $rng.random();
[INFO] [stdout]    |                                       ^^^^^^
[INFO] [stdout] ...
[INFO] [stdout] 92 |     bench_type!(c, rng, i8, i16, i32, i64, i128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]   ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:8
[INFO] [stdout]    |
[INFO] [stdout] 95 |     fn random<T>(&mut self) -> T
[INFO] [stdout]    |        ------ the method is available for `ThreadRng` here
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the trait is in scope
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] help: trait `Rng` which provides `random` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]    |
[INFO] [stdout]  1 + use rand::Rng;
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]   --> benches/varint_bench.rs:30:26
[INFO] [stdout]    |
[INFO] [stdout] 30 |                         |mut buf| {
[INFO] [stdout]    |                          ^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout] ...
[INFO] [stdout] 92 |     bench_type!(c, rng, i8, i16, i32, i64, i128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]    = help: unsized fn params are gated as an unstable feature
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]   --> benches/varint_bench.rs:72:33
[INFO] [stdout]    |
[INFO] [stdout] 72 |                             let buf = black_box(buf);
[INFO] [stdout]    |                                 ^^^ doesn't have a size known at compile-time
[INFO] [stdout] ...
[INFO] [stdout] 92 |     bench_type!(c, rng, i8, i16, i32, i64, i128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]    = note: all local variables must have a statically known size
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]   --> benches/varint_bench.rs:72:49
[INFO] [stdout]    |
[INFO] [stdout] 72 |                             let buf = black_box(buf);
[INFO] [stdout]    |                                       --------- ^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |                                       |
[INFO] [stdout]    |                                       required by a bound introduced by this call
[INFO] [stdout] ...
[INFO] [stdout] 92 |     bench_type!(c, rng, i8, i16, i32, i64, i128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout] note: required by an implicit `Sized` bound in `std::hint::black_box`
[INFO] [stdout]   --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/hint.rs:490:0
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]   --> benches/varint_bench.rs:69:26
[INFO] [stdout]    |
[INFO] [stdout] 69 |                         |buf| {
[INFO] [stdout]    |                          ^^^ doesn't have a size known at compile-time
[INFO] [stdout] ...
[INFO] [stdout] 92 |     bench_type!(c, rng, i8, i16, i32, i64, i128);
[INFO] [stdout]    |     -------------------------------------------- in this macro invocation
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]    = note: all function arguments must have a statically known size
[INFO] [stdout]    = help: unsized fn params are gated as an unstable feature
[INFO] [stdout]    = note: this error originates in the macro `bench_type` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> benches/varint_bench.rs:97:27
[INFO] [stdout]     |
[INFO] [stdout]  97 |     let value: bool = rng.random();
[INFO] [stdout]     |                           ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:8
[INFO] [stdout]     |
[INFO] [stdout]  95 |     fn random<T>(&mut self) -> T
[INFO] [stdout]     |        ------ the method is available for `ThreadRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `random_bool` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn random_bool(&mut self, p: f64) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Rng` which provides `random` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> benches/varint_bench.rs:113:14
[INFO] [stdout]     |
[INFO] [stdout] 113 |             |mut buf| {
[INFO] [stdout]     |              ^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]     = help: unsized fn params are gated as an unstable feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> benches/varint_bench.rs:149:21
[INFO] [stdout]     |
[INFO] [stdout] 149 |                 let buf = black_box(buf);
[INFO] [stdout]     |                     ^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> benches/varint_bench.rs:149:37
[INFO] [stdout]     |
[INFO] [stdout] 149 |                 let buf = black_box(buf);
[INFO] [stdout]     |                           --------- ^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |                           |
[INFO] [stdout]     |                           required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout] note: required by an implicit `Sized` bound in `std::hint::black_box`
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/hint.rs:490:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> benches/varint_bench.rs:148:14
[INFO] [stdout]     |
[INFO] [stdout] 148 |             |buf| {
[INFO] [stdout]     |              ^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]     = note: all function arguments must have a statically known size
[INFO] [stdout]     = help: unsized fn params are gated as an unstable feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> benches/varint_bench.rs:163:30
[INFO] [stdout]     |
[INFO] [stdout] 163 |         let value: f32 = rng.random::<f32>() * 1e6 - 5e5;
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:8
[INFO] [stdout]     |
[INFO] [stdout]  95 |     fn random<T>(&mut self) -> T
[INFO] [stdout]     |        ------ the method is available for `ThreadRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `random_bool` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn random_bool(&mut self, p: f64) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Rng` which provides `random` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> benches/varint_bench.rs:179:18
[INFO] [stdout]     |
[INFO] [stdout] 179 |                 |mut buf| {
[INFO] [stdout]     |                  ^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]     = help: unsized fn params are gated as an unstable feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> benches/varint_bench.rs:215:25
[INFO] [stdout]     |
[INFO] [stdout] 215 |                     let buf = black_box(buf);
[INFO] [stdout]     |                         ^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> benches/varint_bench.rs:215:41
[INFO] [stdout]     |
[INFO] [stdout] 215 |                     let buf = black_box(buf);
[INFO] [stdout]     |                               --------- ^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout] note: required by an implicit `Sized` bound in `std::hint::black_box`
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/hint.rs:490:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> benches/varint_bench.rs:214:18
[INFO] [stdout]     |
[INFO] [stdout] 214 |                 |buf| {
[INFO] [stdout]     |                  ^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]     = note: all function arguments must have a statically known size
[INFO] [stdout]     = help: unsized fn params are gated as an unstable feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `random` found for struct `ThreadRng` in the current scope
[INFO] [stdout]    --> benches/varint_bench.rs:226:30
[INFO] [stdout]     |
[INFO] [stdout] 226 |         let value: f64 = rng.random::<f64>() * 1e12 - 5e11;
[INFO] [stdout]     |                              ^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]    ::: /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:95:8
[INFO] [stdout]     |
[INFO] [stdout]  95 |     fn random<T>(&mut self) -> T
[INFO] [stdout]     |        ------ the method is available for `ThreadRng` here
[INFO] [stdout]     |
[INFO] [stdout]     = help: items from traits can only be used if the trait is in scope
[INFO] [stdout] help: there is a method `random_bool` with a similar name, but with different arguments
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.9.2/src/rng.rs:191:5
[INFO] [stdout]     |
[INFO] [stdout] 191 |     fn random_bool(&mut self, p: f64) -> bool {
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] help: trait `Rng` which provides `random` is implemented but not in scope; perhaps you want to import it
[INFO] [stdout]     |
[INFO] [stdout]   1 + use rand::Rng;
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> benches/varint_bench.rs:242:18
[INFO] [stdout]     |
[INFO] [stdout] 242 |                 |mut buf| {
[INFO] [stdout]     |                  ^^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]     = help: unsized fn params are gated as an unstable feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> benches/varint_bench.rs:278:25
[INFO] [stdout]     |
[INFO] [stdout] 278 |                     let buf = black_box(buf);
[INFO] [stdout]     |                         ^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]     = note: all local variables must have a statically known size
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> benches/varint_bench.rs:278:41
[INFO] [stdout]     |
[INFO] [stdout] 278 |                     let buf = black_box(buf);
[INFO] [stdout]     |                               --------- ^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |                               |
[INFO] [stdout]     |                               required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout] note: required by an implicit `Sized` bound in `std::hint::black_box`
[INFO] [stdout]    --> /rustc/622891a4e29178280638a6b63a8908bde2c0c854/library/core/src/hint.rs:490:0
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[u8]` cannot be known at compilation time
[INFO] [stdout]    --> benches/varint_bench.rs:277:18
[INFO] [stdout]     |
[INFO] [stdout] 277 |                 |buf| {
[INFO] [stdout]     |                  ^^^ doesn't have a size known at compile-time
[INFO] [stdout]     |
[INFO] [stdout]     = help: the trait `Sized` is not implemented for `[u8]`
[INFO] [stdout]     = note: all function arguments must have a statically known size
[INFO] [stdout]     = help: unsized fn params are gated as an unstable feature
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0277, E0432, E0433, E0599, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0277`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `lencode` (bench "varint_bench") due to 48 previous errors
[INFO] running `Command { std: "docker" "inspect" "8a3f0add4dc76d6f9c9a66c4b718ea0a722972f12fa93b3526dbae7e995d8da6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a3f0add4dc76d6f9c9a66c4b718ea0a722972f12fa93b3526dbae7e995d8da6", kill_on_drop: false }`
[INFO] [stdout] 8a3f0add4dc76d6f9c9a66c4b718ea0a722972f12fa93b3526dbae7e995d8da6
