[INFO] fetching crate sonogram 0.4.3...
[INFO] checking sonogram-0.4.3 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate sonogram 0.4.3 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate sonogram 0.4.3 on toolchain c919f490bbcd2b29b74016101f7ec71aaa24bdbb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate sonogram 0.4.3
[INFO] finished tweaking crates.io crate sonogram 0.4.3
[INFO] tweaked toml for crates.io crate sonogram 0.4.3 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate sonogram 0.4.3 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1eb4f4ad3dcd304443d9b03482f3d1e93438f0052611bb9d203c911e808bd36b
[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" "1eb4f4ad3dcd304443d9b03482f3d1e93438f0052611bb9d203c911e808bd36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1eb4f4ad3dcd304443d9b03482f3d1e93438f0052611bb9d203c911e808bd36b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1eb4f4ad3dcd304443d9b03482f3d1e93438f0052611bb9d203c911e808bd36b", kill_on_drop: false }`
[INFO] [stdout] 1eb4f4ad3dcd304443d9b03482f3d1e93438f0052611bb9d203c911e808bd36b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 01a11f5ae02e6737b205c2802523d2b73e5338ad716d91df36a32d14e8ada1b2
[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" "01a11f5ae02e6737b205c2802523d2b73e5338ad716d91df36a32d14e8ada1b2", kill_on_drop: false }`
[INFO] [stderr]    Compiling num-traits v0.2.6
[INFO] [stderr]    Compiling num-integer v0.1.39
[INFO] [stderr]    Compiling memchr v2.2.1
[INFO] [stderr]    Compiling num-iter v0.1.37
[INFO] [stderr]    Compiling num-bigint v0.2.2
[INFO] [stderr]    Compiling serde v1.0.101
[INFO] [stderr]    Compiling num-complex v0.2.1
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling num-rational v0.2.1
[INFO] [stderr]     Checking unicode-width v0.1.5
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking libc v0.2.51
[INFO] [stderr]     Checking regex-automata v0.1.8
[INFO] [stderr]     Checking deflate v0.7.19
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking atty v0.2.11
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking csv-core v0.1.6
[INFO] [stderr]     Checking png v0.14.1
[INFO] [stderr]     Checking num v0.2.0
[INFO] [stderr]     Checking bstr v0.2.8
[INFO] [stderr]     Checking csv v1.1.1
[INFO] [stderr]     Checking sonogram v0.4.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.82s
[INFO] running `Command { std: "docker" "inspect" "01a11f5ae02e6737b205c2802523d2b73e5338ad716d91df36a32d14e8ada1b2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01a11f5ae02e6737b205c2802523d2b73e5338ad716d91df36a32d14e8ada1b2", kill_on_drop: false }`
[INFO] [stdout] 01a11f5ae02e6737b205c2802523d2b73e5338ad716d91df36a32d14e8ada1b2