[INFO] fetching crate impl-codec 0.4.2...
[INFO] checking impl-codec-0.4.2 against try#1c5262aa6c045a581fb974488793f09ed51fc498 for pr-78376
[INFO] extracting crate impl-codec 0.4.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate impl-codec 0.4.2 on toolchain 1c5262aa6c045a581fb974488793f09ed51fc498
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate impl-codec 0.4.2
[INFO] finished tweaking crates.io crate impl-codec 0.4.2
[INFO] tweaked toml for crates.io crate impl-codec 0.4.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] f5e9ee56c73f9bc364d0e5677e9b6555e2e65f3058ec3e2bdfdf4019bfc164b0
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f5e9ee56c73f9bc364d0e5677e9b6555e2e65f3058ec3e2bdfdf4019bfc164b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f5e9ee56c73f9bc364d0e5677e9b6555e2e65f3058ec3e2bdfdf4019bfc164b0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5e9ee56c73f9bc364d0e5677e9b6555e2e65f3058ec3e2bdfdf4019bfc164b0", kill_on_drop: false }`
[INFO] [stdout] f5e9ee56c73f9bc364d0e5677e9b6555e2e65f3058ec3e2bdfdf4019bfc164b0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+1c5262aa6c045a581fb974488793f09ed51fc498" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4a70e89a47af32e065b73f1ec160ca20d2badd80b23d58012c4f2a0bb4c6d872
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "4a70e89a47af32e065b73f1ec160ca20d2badd80b23d58012c4f2a0bb4c6d872", kill_on_drop: false }`
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking radium v0.3.0
[INFO] [stderr]     Checking byte-slice-cast v0.3.5
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]     Checking bitvec v0.17.4
[INFO] [stderr]     Checking parity-scale-codec v1.3.5
[INFO] [stderr]     Checking impl-codec v0.4.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.87s
[INFO] running `Command { std: "docker" "inspect" "4a70e89a47af32e065b73f1ec160ca20d2badd80b23d58012c4f2a0bb4c6d872", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4a70e89a47af32e065b73f1ec160ca20d2badd80b23d58012c4f2a0bb4c6d872", kill_on_drop: false }`
[INFO] [stdout] 4a70e89a47af32e065b73f1ec160ca20d2badd80b23d58012c4f2a0bb4c6d872