[INFO] fetching crate conv2 0.4.2...
[INFO] checking conv2-0.4.2 against try#e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b for pr-144896
[INFO] extracting crate conv2 0.4.2 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate conv2 0.4.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate conv2 0.4.2
[INFO] tweaked toml for crates.io crate conv2 0.4.2 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate conv2 0.4.2 on toolchain e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate conv2 0.4.2 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" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b43c2aab904bb46365d7301747863e24fa278b2fca529c3db621b0835888051c
[INFO] running `Command { std: "docker" "start" "-a" "b43c2aab904bb46365d7301747863e24fa278b2fca529c3db621b0835888051c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b43c2aab904bb46365d7301747863e24fa278b2fca529c3db621b0835888051c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b43c2aab904bb46365d7301747863e24fa278b2fca529c3db621b0835888051c", kill_on_drop: false }`
[INFO] [stdout] b43c2aab904bb46365d7301747863e24fa278b2fca529c3db621b0835888051c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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:ae6f63d130afcfff7f91f5ba9fdb2a74d52830289c6a2ea2d23a94dcfb480a0d" "/opt/rustwide/cargo-home/bin/cargo" "+e658ebe4ffa1b515cd2ef06dd428d0d063e2ae6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 659913eeb5649abc038f4da747f3031827bdceee8ef080fb9173aae41b482fde
[INFO] running `Command { std: "docker" "start" "-a" "659913eeb5649abc038f4da747f3031827bdceee8ef080fb9173aae41b482fde", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.94
[INFO] [stderr]    Compiling libc v0.2.170
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling thiserror v1.0.69
[INFO] [stderr]    Compiling quote v1.0.39
[INFO] [stderr]    Compiling syn v2.0.99
[INFO] [stderr]     Checking getrandom v0.2.15
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking quickcheck v1.0.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.69
[INFO] [stderr]     Checking conv2 v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.53s
[INFO] running `Command { std: "docker" "inspect" "659913eeb5649abc038f4da747f3031827bdceee8ef080fb9173aae41b482fde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "659913eeb5649abc038f4da747f3031827bdceee8ef080fb9173aae41b482fde", kill_on_drop: false }`
[INFO] [stdout] 659913eeb5649abc038f4da747f3031827bdceee8ef080fb9173aae41b482fde