[INFO] fetching crate sarlacc 0.1.4...
[INFO] fixing sarlacc-0.1.4 against try#622891a4e29178280638a6b63a8908bde2c0c854+cargoflags=-Zfix-edition=start=2015 for pr-157817-2
[INFO] extracting crate sarlacc 0.1.4 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate sarlacc 0.1.4
[INFO] finished tweaking crates.io crate sarlacc 0.1.4
[INFO] tweaked toml for crates.io crate sarlacc 0.1.4 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sarlacc 0.1.4 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 sarlacc 0.1.4 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 }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded append-only-vec v0.1.7
[INFO] [stderr]   Downloaded internment v0.8.6
[INFO] [stderr]   Downloaded seize v0.5.0
[INFO] [stderr]   Downloaded memorable-wordlist v0.1.7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/source:/opt/rustwide/workdir:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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] 1d622887f65a831c90cd0d1a2ce5585a83575d3e3d2627a902adb0670fb45ec9
[INFO] running `Command { std: "docker" "start" "1d622887f65a831c90cd0d1a2ce5585a83575d3e3d2627a902adb0670fb45ec9", 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" "1d622887f65a831c90cd0d1a2ce5585a83575d3e3d2627a902adb0670fb45ec9" "/opt/rustwide/cargo-home/bin/cargo" "+622891a4e29178280638a6b63a8908bde2c0c854" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1d622887f65a831c90cd0d1a2ce5585a83575d3e3d2627a902adb0670fb45ec9", 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" "1d622887f65a831c90cd0d1a2ce5585a83575d3e3d2627a902adb0670fb45ec9" "/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]     Checking stats_alloc v0.1.10
[INFO] [stderr]     Checking seize v0.5.0
[INFO] [stderr]     Checking sarlacc v0.1.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `iter`
[INFO] [stdout]   --> src/arena/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     iter,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `alloc::System`
[INFO] [stdout]    --> src/arena/mod.rs:738:15
[INFO] [stdout]     |
[INFO] [stdout] 738 |     use std::{alloc::System, path::PathBuf, ptr, sync::Arc, thread};
[INFO] [stdout]     |               ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused imports: `INSTRUMENTED_SYSTEM`, `Region`, and `StatsAlloc`
[INFO] [stdout]    --> src/arena/mod.rs:740:23
[INFO] [stdout]     |
[INFO] [stdout] 740 |     use stats_alloc::{INSTRUMENTED_SYSTEM, Region, StatsAlloc};
[INFO] [stdout]     |                       ^^^^^^^^^^^^^^^^^^^  ^^^^^^  ^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `iter`
[INFO] [stdout]   --> src/arena/mod.rs:15:5
[INFO] [stdout]    |
[INFO] [stdout] 15 |     iter,
[INFO] [stdout]    |     ^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `measure_memory_usage` is never used
[INFO] [stdout]    --> src/arena/mod.rs:963:8
[INFO] [stdout]     |
[INFO] [stdout] 963 |     fn measure_memory_usage() {
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `criterion`
[INFO] [stdout]  --> benches/my_benchmark.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[E0433]: cannot find module or crate `internment` in this scope
[INFO] [stdout]   --> benches/my_benchmark.rs:46:31
[INFO] [stdout]    |
[INFO] [stdout] 46 |                     black_box(internment::Intern::new(i));
[INFO] [stdout]    |                               ^^^^^^^^^^ use of unresolved module or unlinked crate `internment`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `internment`, use `cargo add internment` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  1 + use sarlacc::Intern;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Intern`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 46 -                     black_box(internment::Intern::new(i));
[INFO] [stdout] 46 +                     black_box(Intern::new(i));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `internment` in this scope
[INFO] [stdout]   --> benches/my_benchmark.rs:50:13
[INFO] [stdout]    |
[INFO] [stdout] 50 |             internment::Intern::<i32>::benchmarking_only_clear_interns();
[INFO] [stdout]    |             ^^^^^^^^^^ use of unresolved module or unlinked crate `internment`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `internment`, use `cargo add internment` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  1 + use sarlacc::Intern;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Intern`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 50 -             internment::Intern::<i32>::benchmarking_only_clear_interns();
[INFO] [stdout] 50 +             Intern::<i32>::benchmarking_only_clear_interns();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `internment` in this scope
[INFO] [stdout]   --> benches/my_benchmark.rs:70:31
[INFO] [stdout]    |
[INFO] [stdout] 70 |                     black_box(internment::Intern::new(i));
[INFO] [stdout]    |                               ^^^^^^^^^^ use of unresolved module or unlinked crate `internment`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `internment`, use `cargo add internment` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  1 + use sarlacc::Intern;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Intern`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 70 -                     black_box(internment::Intern::new(i));
[INFO] [stdout] 70 +                     black_box(Intern::new(i));
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: cannot find module or crate `internment` in this scope
[INFO] [stdout]   --> benches/my_benchmark.rs:74:13
[INFO] [stdout]    |
[INFO] [stdout] 74 |             internment::Intern::<i32>::benchmarking_only_clear_interns();
[INFO] [stdout]    |             ^^^^^^^^^^ use of unresolved module or unlinked crate `internment`
[INFO] [stdout]    |
[INFO] [stdout]    = help: if you wanted to use a crate named `internment`, use `cargo add internment` to add it to your `Cargo.toml`
[INFO] [stdout] help: consider importing this struct
[INFO] [stdout]    |
[INFO] [stdout]  1 + use sarlacc::Intern;
[INFO] [stdout]    |
[INFO] [stdout] help: if you import `Intern`, refer to it directly
[INFO] [stdout]    |
[INFO] [stdout] 74 -             internment::Intern::<i32>::benchmarking_only_clear_interns();
[INFO] [stdout] 74 +             Intern::<i32>::benchmarking_only_clear_interns();
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0601]: `main` function not found in crate `my_benchmark`
[INFO] [stdout]   --> benches/my_benchmark.rs:80:26
[INFO] [stdout]    |
[INFO] [stdout] 80 | criterion_main!(benches);
[INFO] [stdout]    |                          ^ consider adding a `main` function to `benches/my_benchmark.rs`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0432, E0433, E0601.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0432`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `sarlacc` (bench "my_benchmark") due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "1d622887f65a831c90cd0d1a2ce5585a83575d3e3d2627a902adb0670fb45ec9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d622887f65a831c90cd0d1a2ce5585a83575d3e3d2627a902adb0670fb45ec9", kill_on_drop: false }`
[INFO] [stdout] 1d622887f65a831c90cd0d1a2ce5585a83575d3e3d2627a902adb0670fb45ec9
