[INFO] fetching crate jf 0.6.2...
[INFO] checking jf-0.6.2 against master#ab869e094a907cc5d19b4080f22eccaf347f1f95 for pr-129604
[INFO] extracting crate jf 0.6.2 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate jf 0.6.2 on toolchain ab869e094a907cc5d19b4080f22eccaf347f1f95
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jf 0.6.2
[INFO] finished tweaking crates.io crate jf 0.6.2
[INFO] tweaked toml for crates.io crate jf 0.6.2 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate jf 0.6.2 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" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded unsafe-libyaml v0.2.8
[INFO] [stderr]   Downloaded serde_yaml v0.9.21
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd5afd2c4b872eda10c7353e1a33686d63c160bff31136f02068b2650edf63ae
[INFO] running `Command { std: "docker" "start" "-a" "fd5afd2c4b872eda10c7353e1a33686d63c160bff31136f02068b2650edf63ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd5afd2c4b872eda10c7353e1a33686d63c160bff31136f02068b2650edf63ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd5afd2c4b872eda10c7353e1a33686d63c160bff31136f02068b2650edf63ae", kill_on_drop: false }`
[INFO] [stdout] fd5afd2c4b872eda10c7353e1a33686d63c160bff31136f02068b2650edf63ae
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+ab869e094a907cc5d19b4080f22eccaf347f1f95" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3567fbff6766d6f2e7bc14e1d3b0248207547e8b1cc1b44edcddccca7e52f3e0
[INFO] running `Command { std: "docker" "start" "-a" "3567fbff6766d6f2e7bc14e1d3b0248207547e8b1cc1b44edcddccca7e52f3e0", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.163
[INFO] [stderr]    Compiling indexmap v1.9.3
[INFO] [stderr]     Checking unsafe-libyaml v0.2.8
[INFO] [stderr]     Checking serde_json v1.0.96
[INFO] [stderr]     Checking serde_yaml v0.9.21
[INFO] [stderr]     Checking jf v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.68s
[INFO] running `Command { std: "docker" "inspect" "3567fbff6766d6f2e7bc14e1d3b0248207547e8b1cc1b44edcddccca7e52f3e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3567fbff6766d6f2e7bc14e1d3b0248207547e8b1cc1b44edcddccca7e52f3e0", kill_on_drop: false }`
[INFO] [stdout] 3567fbff6766d6f2e7bc14e1d3b0248207547e8b1cc1b44edcddccca7e52f3e0