[INFO] cloning repository https://github.com/acj/krapslog-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/acj/krapslog-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facj%2Fkrapslog-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facj%2Fkrapslog-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 67a78a315027d101e43d48ddda0730d0dd7142c7
[INFO] checking acj/krapslog-rs against master#dfd7b8d03fb93d0e03147d28b3be6d93260fa94d for pr-87050
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Facj%2Fkrapslog-rs" "/workspace/builds/worker-11/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/acj/krapslog-rs on toolchain dfd7b8d03fb93d0e03147d28b3be6d93260fa94d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/acj/krapslog-rs
[INFO] finished tweaking git repo https://github.com/acj/krapslog-rs
[INFO] tweaked toml for git repo https://github.com/acj/krapslog-rs written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/acj/krapslog-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7d9982f721954bd121970cc0fa2902a9d9352cdf0878999776019cb8bb60be12
[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" "7d9982f721954bd121970cc0fa2902a9d9352cdf0878999776019cb8bb60be12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7d9982f721954bd121970cc0fa2902a9d9352cdf0878999776019cb8bb60be12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d9982f721954bd121970cc0fa2902a9d9352cdf0878999776019cb8bb60be12", kill_on_drop: false }`
[INFO] [stdout] 7d9982f721954bd121970cc0fa2902a9d9352cdf0878999776019cb8bb60be12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+dfd7b8d03fb93d0e03147d28b3be6d93260fa94d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 914399e801f86f7616de5a859ae16fbb1ec7dc1c2e8cc06fbe1a436c187616bf
[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" "914399e801f86f7616de5a859ae16fbb1ec7dc1c2e8cc06fbe1a436c187616bf", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling winapi-build v0.1.1
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]     Checking winapi v0.2.8
[INFO] [stderr]     Checking utf8-ranges v0.1.3
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v0.2.11
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking strsim v0.5.2
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking rustc-serialize v0.3.24
[INFO] [stderr]    Compiling anyhow v1.0.42
[INFO] [stderr]     Checking number_prefix v0.4.0
[INFO] [stderr]     Checking progress-streams v1.1.0
[INFO] [stderr]    Compiling kernel32-sys v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]     Checking thread-id v2.0.0
[INFO] [stderr]     Checking memchr v0.1.11
[INFO] [stderr]     Checking terminal_size v0.1.17
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking thread_local v0.2.7
[INFO] [stderr]     Checking aho-corasick v0.5.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking console v0.14.1
[INFO] [stderr]     Checking regex v0.1.80
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking docopt v0.6.86
[INFO] [stderr]     Checking sparkline v0.1.1
[INFO] [stderr]     Checking indicatif v0.16.2
[INFO] [stderr]     Checking krapslog v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 20.46s
[INFO] running `Command { std: "docker" "inspect" "914399e801f86f7616de5a859ae16fbb1ec7dc1c2e8cc06fbe1a436c187616bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "914399e801f86f7616de5a859ae16fbb1ec7dc1c2e8cc06fbe1a436c187616bf", kill_on_drop: false }`
[INFO] [stdout] 914399e801f86f7616de5a859ae16fbb1ec7dc1c2e8cc06fbe1a436c187616bf