[INFO] fetching crate jcers 0.1.2...
[INFO] checking jcers-0.1.2 against try#a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d for pr-145342-1
[INFO] extracting crate jcers 0.1.2 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate jcers 0.1.2
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate jcers 0.1.2
[INFO] tweaked toml for crates.io crate jcers 0.1.2 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate jcers 0.1.2 on toolchain a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate jcers 0.1.2 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" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8f2424448f6d2cbcdca693608141946d11aee34eaf4b619cc0bf8a4e013ccd06
[INFO] running `Command { std: "docker" "start" "-a" "8f2424448f6d2cbcdca693608141946d11aee34eaf4b619cc0bf8a4e013ccd06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8f2424448f6d2cbcdca693608141946d11aee34eaf4b619cc0bf8a4e013ccd06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f2424448f6d2cbcdca693608141946d11aee34eaf4b619cc0bf8a4e013ccd06", kill_on_drop: false }`
[INFO] [stdout] 8f2424448f6d2cbcdca693608141946d11aee34eaf4b619cc0bf8a4e013ccd06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+a4980311fb7bb9e7893708e6bd3fbbfb2819fd3d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 098e6d5def33559fce27bc64e6b98bb65c4eb7e759b23e0b4d68505e948d3eb0
[INFO] running `Command { std: "docker" "start" "-a" "098e6d5def33559fce27bc64e6b98bb65c4eb7e759b23e0b4d68505e948d3eb0", kill_on_drop: false }`
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]     Checking jcers v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.99s
[INFO] running `Command { std: "docker" "inspect" "098e6d5def33559fce27bc64e6b98bb65c4eb7e759b23e0b4d68505e948d3eb0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "098e6d5def33559fce27bc64e6b98bb65c4eb7e759b23e0b4d68505e948d3eb0", kill_on_drop: false }`
[INFO] [stdout] 098e6d5def33559fce27bc64e6b98bb65c4eb7e759b23e0b4d68505e948d3eb0