[INFO] fetching crate seqalign 0.2.3...
[INFO] checking seqalign-0.2.3 against master#82310651b93a594a3fd69015e1562186a080d94c for pr-145770
[INFO] extracting crate seqalign 0.2.3 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate seqalign 0.2.3
[INFO] finished tweaking crates.io crate seqalign 0.2.3
[INFO] tweaked toml for crates.io crate seqalign 0.2.3 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate seqalign 0.2.3 on toolchain 82310651b93a594a3fd69015e1562186a080d94c
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 22 packages to latest compatible versions
[INFO] [stderr]       Adding pretty_assertions v0.5.1 (available: v1.4.1)
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded maplit v1.0.2
[INFO] [stderr]   Downloaded pretty_assertions v0.5.1
[INFO] [stderr]   Downloaded ansi_term v0.11.0
[INFO] [stderr]   Downloaded difference v2.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] be38737a81641b5b87477955a2122676b07749e88558fb55fa8e03d736c5cb8b
[INFO] running `Command { std: "docker" "start" "-a" "be38737a81641b5b87477955a2122676b07749e88558fb55fa8e03d736c5cb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be38737a81641b5b87477955a2122676b07749e88558fb55fa8e03d736c5cb8b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be38737a81641b5b87477955a2122676b07749e88558fb55fa8e03d736c5cb8b", kill_on_drop: false }`
[INFO] [stdout] be38737a81641b5b87477955a2122676b07749e88558fb55fa8e03d736c5cb8b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/source:/opt/rustwide/workdir:ro,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" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+82310651b93a594a3fd69015e1562186a080d94c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 59dff796cc48db91c0643a3d3f4fadb0a3a6fccc0e12995dcf16e72ae8686e1d
[INFO] running `Command { std: "docker" "start" "-a" "59dff796cc48db91c0643a3d3f4fadb0a3a6fccc0e12995dcf16e72ae8686e1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling zerocopy v0.8.26
[INFO] [stderr]     Checking cfg-if v1.0.3
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking maplit v1.0.2
[INFO] [stderr]     Checking seqalign v0.2.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dynprog.rs:175:21
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn seq_pair(&self) -> &SeqPair<T> {
[INFO] [stdout]     |                     ^^^^^     -----------
[INFO] [stdout]     |                     |         ||
[INFO] [stdout]     |                     |         |the same lifetime is hidden here
[INFO] [stdout]     |                     |         the same lifetime is elided here
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn seq_pair(&self) -> &SeqPair<'_, T> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking pretty_assertions v0.5.1
[INFO] [stderr]     Checking getrandom v0.2.16
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.21
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stdout] error[E0432]: unresolved import `rand::weak_rng`
[INFO] [stdout]  --> benches/seqalign.rs:5:12
[INFO] [stdout]   |
[INFO] [stdout] 5 | use rand::{weak_rng, Rng};
[INFO] [stdout]   |            ^^^^^^^^ no `weak_rng` in the root
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0432]: unresolved import `test`
[INFO] [stdout]  --> benches/seqalign.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use test::{black_box, Bencher};
[INFO] [stdout]   |     ^^^^ use of unresolved module or unlinked crate `test`
[INFO] [stdout]   |
[INFO] [stdout]   = help: if you wanted to use a crate named `test`, use `cargo add test` to add it to your `Cargo.toml`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: hiding a lifetime that's elided elsewhere is confusing
[INFO] [stdout]    --> src/dynprog.rs:175:21
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn seq_pair(&self) -> &SeqPair<T> {
[INFO] [stdout]     |                     ^^^^^     -----------
[INFO] [stdout]     |                     |         ||
[INFO] [stdout]     |                     |         |the same lifetime is hidden here
[INFO] [stdout]     |                     |         the same lifetime is elided here
[INFO] [stdout]     |                     the lifetime is elided here
[INFO] [stdout]     |
[INFO] [stdout]     = help: the same lifetime is referred to in inconsistent ways, making the signature confusing
[INFO] [stdout]     = note: `#[warn(mismatched_lifetime_syntaxes)]` on by default
[INFO] [stdout] help: use `'_` for type paths
[INFO] [stdout]     |
[INFO] [stdout] 175 |     pub fn seq_pair(&self) -> &SeqPair<'_, T> {
[INFO] [stdout]     |                                        +++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no method named `choose` found for mutable reference `&mut R` in the current scope
[INFO] [stdout]   --> benches/seqalign.rs:16:22
[INFO] [stdout]    |
[INFO] [stdout] 16 |         .map(|_| rng.choose(BENCH_ALPHABET).unwrap())
[INFO] [stdout]    |                      ^^^^^^ method not found in `&mut R`
[INFO] [stdout]    |
[INFO] [stdout]    = help: items from traits can only be used if the type parameter is bounded by the trait
[INFO] [stdout] help: the following traits define an item `choose`, perhaps you need to restrict type parameter `R` with one of them:
[INFO] [stdout]    |
[INFO] [stdout] 13 |     R: Rng + IteratorRandom,
[INFO] [stdout]    |            ++++++++++++++++
[INFO] [stdout] 13 |     R: Rng + SliceRandom,
[INFO] [stdout]    |            +++++++++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `{integer}: SampleRange<_>` is not satisfied
[INFO] [stdout]    --> benches/seqalign.rs:25:32
[INFO] [stdout]     |
[INFO] [stdout] 25  |     let s1_len = rng.gen_range(0, 20);
[INFO] [stdout]     |                      --------- ^ the trait `SampleRange<_>` is not implemented for `{integer}`
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `SampleRange<T>`:
[INFO] [stdout]               std::ops::Range<T>
[INFO] [stdout]               std::ops::RangeInclusive<T>
[INFO] [stdout] note: required by a bound in `gen_range`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/rng.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn gen_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        --------- required by a bound in this associated function
[INFO] [stdout] ...
[INFO] [stdout] 132 |         R: SampleRange<T>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ required by this bound in `Rng::gen_range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> benches/seqalign.rs:25:22
[INFO] [stdout]     |
[INFO] [stdout] 25  |     let s1_len = rng.gen_range(0, 20);
[INFO] [stdout]     |                      ^^^^^^^^^    -- unexpected argument #2 of type `{integer}`
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/rng.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn gen_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] help: remove the extra argument
[INFO] [stdout]     |
[INFO] [stdout] 25  -     let s1_len = rng.gen_range(0, 20);
[INFO] [stdout] 25  +     let s1_len = rng.gen_range(0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the trait bound `{integer}: SampleRange<_>` is not satisfied
[INFO] [stdout]    --> benches/seqalign.rs:26:32
[INFO] [stdout]     |
[INFO] [stdout] 26  |     let s2_len = rng.gen_range(0, 20);
[INFO] [stdout]     |                      --------- ^ the trait `SampleRange<_>` is not implemented for `{integer}`
[INFO] [stdout]     |                      |
[INFO] [stdout]     |                      required by a bound introduced by this call
[INFO] [stdout]     |
[INFO] [stdout]     = help: the following other types implement trait `SampleRange<T>`:
[INFO] [stdout]               std::ops::Range<T>
[INFO] [stdout]               std::ops::RangeInclusive<T>
[INFO] [stdout] note: required by a bound in `gen_range`
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/rng.rs:132:12
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn gen_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        --------- required by a bound in this associated function
[INFO] [stdout] ...
[INFO] [stdout] 132 |         R: SampleRange<T>
[INFO] [stdout]     |            ^^^^^^^^^^^^^^ required by this bound in `Rng::gen_range`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0061]: this method takes 1 argument but 2 arguments were supplied
[INFO] [stdout]    --> benches/seqalign.rs:26:22
[INFO] [stdout]     |
[INFO] [stdout] 26  |     let s2_len = rng.gen_range(0, 20);
[INFO] [stdout]     |                      ^^^^^^^^^    -- unexpected argument #2 of type `{integer}`
[INFO] [stdout]     |
[INFO] [stdout] note: method defined here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/rand-0.8.5/src/rng.rs:129:8
[INFO] [stdout]     |
[INFO] [stdout] 129 |     fn gen_range<T, R>(&mut self, range: R) -> T
[INFO] [stdout]     |        ^^^^^^^^^
[INFO] [stdout] help: remove the extra argument
[INFO] [stdout]     |
[INFO] [stdout] 26  -     let s2_len = rng.gen_range(0, 20);
[INFO] [stdout] 26  +     let s2_len = rng.gen_range(0);
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0277]: the size for values of type `[char]` cannot be known at compilation time
[INFO] [stdout]   --> benches/seqalign.rs:53:34
[INFO] [stdout]    |
[INFO] [stdout] 53 |         for &(ref s1, ref s2) in &pairs {
[INFO] [stdout]    |                                  ^^^^^^ doesn't have a size known at compile-time
[INFO] [stdout]    |
[INFO] [stdout]    = help: the trait `Sized` is not implemented for `[char]`
[INFO] [stdout]    = note: only the last element of a tuple may have a dynamically sized type
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0061, E0277, E0432, E0599.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0061`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `seqalign` (bench "seqalign") due to 8 previous errors
[INFO] running `Command { std: "docker" "inspect" "59dff796cc48db91c0643a3d3f4fadb0a3a6fccc0e12995dcf16e72ae8686e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "59dff796cc48db91c0643a3d3f4fadb0a3a6fccc0e12995dcf16e72ae8686e1d", kill_on_drop: false }`
[INFO] [stdout] 59dff796cc48db91c0643a3d3f4fadb0a3a6fccc0e12995dcf16e72ae8686e1d
