[INFO] fetching crate cargo-anneal 0.1.0-alpha.20...
[INFO] checking cargo-anneal-0.1.0-alpha.20 against try#50f413885985a8b0a0b6ca0766a0aedd45304953 for pr-155657
[INFO] extracting crate cargo-anneal 0.1.0-alpha.20 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate cargo-anneal 0.1.0-alpha.20
[INFO] removed 0 missing examples
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate cargo-anneal 0.1.0-alpha.20
[INFO] tweaked toml for crates.io crate cargo-anneal 0.1.0-alpha.20 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cargo-anneal 0.1.0-alpha.20 on toolchain 50f413885985a8b0a0b6ca0766a0aedd45304953
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate cargo-anneal 0.1.0-alpha.20 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" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f6112f4ccca192eff1e3009037f98f0cade7c5fa597d9d522c6e40a5511ca373
[INFO] running `Command { std: "docker" "start" "-a" "f6112f4ccca192eff1e3009037f98f0cade7c5fa597d9d522c6e40a5511ca373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f6112f4ccca192eff1e3009037f98f0cade7c5fa597d9d522c6e40a5511ca373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6112f4ccca192eff1e3009037f98f0cade7c5fa597d9d522c6e40a5511ca373", kill_on_drop: false }`
[INFO] [stdout] f6112f4ccca192eff1e3009037f98f0cade7c5fa597d9d522c6e40a5511ca373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+50f413885985a8b0a0b6ca0766a0aedd45304953" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 462f327bd7ce8f7ca6aa8437ce61b84b36a9f2734ad15f9e54eeee1baf8683eb
[INFO] running `Command { std: "docker" "start" "-a" "462f327bd7ce8f7ca6aa8437ce61b84b36a9f2734ad15f9e54eeee1baf8683eb", kill_on_drop: false }`
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[INFO] [stderr]    Compiling cargo-anneal v0.1.0-alpha.20 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinystr v0.8.3
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[INFO] [stdout] warning: unused variable: `a`
[INFO] [stdout]   --> examples/positive_usize.rs:28:29
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub unsafe fn unchecked_div(a: usize, b: usize) -> usize {
[INFO] [stdout]    |                             ^ help: if this is intentional, prefix it with an underscore: `_a`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `b`
[INFO] [stdout]   --> examples/positive_usize.rs:28:39
[INFO] [stdout]    |
[INFO] [stdout] 28 | pub unsafe fn unchecked_div(a: usize, b: usize) -> usize {
[INFO] [stdout]    |                                       ^ help: if this is intentional, prefix it with an underscore: `_b`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `div_positive` is never used
[INFO] [stdout]   --> examples/positive_usize.rs:44:4
[INFO] [stdout]    |
[INFO] [stdout] 44 | fn div_positive(self_val: usize, rhs: PositiveUsize) -> usize {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `test_config` is never read
[INFO] [stdout]    --> tests/integration.rs:388:5
[INFO] [stdout]     |
[INFO] [stdout] 379 | struct TestContext {
[INFO] [stdout]     |        ----------- field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 388 |     test_config: TestConfig,
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 52.52s
[INFO] running `Command { std: "docker" "inspect" "462f327bd7ce8f7ca6aa8437ce61b84b36a9f2734ad15f9e54eeee1baf8683eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "462f327bd7ce8f7ca6aa8437ce61b84b36a9f2734ad15f9e54eeee1baf8683eb", kill_on_drop: false }`
[INFO] [stdout] 462f327bd7ce8f7ca6aa8437ce61b84b36a9f2734ad15f9e54eeee1baf8683eb
