[INFO] fetching crate artcode 1.3.1...
[INFO] checking artcode-1.3.1 against try#05c8870159e4f328578a970e125aa76d24f03b56 for pr-76219
[INFO] extracting crate artcode 1.3.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate artcode 1.3.1 on toolchain 05c8870159e4f328578a970e125aa76d24f03b56
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate artcode 1.3.1
[INFO] finished tweaking crates.io crate artcode 1.3.1
[INFO] tweaked toml for crates.io crate artcode 1.3.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate artcode 1.3.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+05c8870159e4f328578a970e125aa76d24f03b56" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded toml_edit v0.1.5
[INFO] [stderr]   Downloaded cargo_metadata v0.9.1
[INFO] [stderr]   Downloaded addr2line v0.12.0
[INFO] [stderr]   Downloaded crates-index v0.13.4
[INFO] [stderr]   Downloaded clap-cargo v0.3.1
[INFO] [stderr]   Downloaded home v0.5.3
[INFO] [stderr]   Downloaded cargo-release v0.13.4
[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" "+05c8870159e4f328578a970e125aa76d24f03b56" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 0252ab8cff550e0650b74c24790d4043f5a80fe8d7a7f1b63d3e78d6ac175e82
[INFO] running `Command { std: "docker" "start" "-a" "0252ab8cff550e0650b74c24790d4043f5a80fe8d7a7f1b63d3e78d6ac175e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0252ab8cff550e0650b74c24790d4043f5a80fe8d7a7f1b63d3e78d6ac175e82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0252ab8cff550e0650b74c24790d4043f5a80fe8d7a7f1b63d3e78d6ac175e82", kill_on_drop: false }`
[INFO] [stdout] 0252ab8cff550e0650b74c24790d4043f5a80fe8d7a7f1b63d3e78d6ac175e82
[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" "+05c8870159e4f328578a970e125aa76d24f03b56" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f200525fb959665379e1ea8984b5883ef03db7c8a47d5a5fbceff2aa82b6c37e
[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" "f200525fb959665379e1ea8984b5883ef03db7c8a47d5a5fbceff2aa82b6c37e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking chrono v0.4.11
[INFO] [stderr]     Checking artcode v1.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.03s
[INFO] running `Command { std: "docker" "inspect" "f200525fb959665379e1ea8984b5883ef03db7c8a47d5a5fbceff2aa82b6c37e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f200525fb959665379e1ea8984b5883ef03db7c8a47d5a5fbceff2aa82b6c37e", kill_on_drop: false }`
[INFO] [stdout] f200525fb959665379e1ea8984b5883ef03db7c8a47d5a5fbceff2aa82b6c37e