[INFO] fetching crate trait-bound-pretty 0.1.0...
[INFO] checking trait-bound-pretty-0.1.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate trait-bound-pretty 0.1.0 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate trait-bound-pretty 0.1.0 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 trait-bound-pretty 0.1.0
[INFO] finished tweaking crates.io crate trait-bound-pretty 0.1.0
[INFO] tweaked toml for crates.io crate trait-bound-pretty 0.1.0 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate crates.io crate trait-bound-pretty 0.1.0 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] cc53f854cddb291254271340d574f40687ceeb0743d39959916bc338b07f2394
[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" "cc53f854cddb291254271340d574f40687ceeb0743d39959916bc338b07f2394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc53f854cddb291254271340d574f40687ceeb0743d39959916bc338b07f2394", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc53f854cddb291254271340d574f40687ceeb0743d39959916bc338b07f2394", kill_on_drop: false }`
[INFO] [stdout] cc53f854cddb291254271340d574f40687ceeb0743d39959916bc338b07f2394
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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] 0dbf6de0e360d926c2710f5eb382f29b82611c7cccdca7a295d5e9cc0d65164d
[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" "0dbf6de0e360d926c2710f5eb382f29b82611c7cccdca7a295d5e9cc0d65164d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling syn v1.0.44
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling regex-syntax v0.6.19
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling itertools v0.9.0
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling rstest v0.6.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling aho-corasick v0.7.13
[INFO] [stderr]    Compiling ascii-canvas v2.0.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling generic-array v0.12.3
[INFO] [stderr]    Compiling block-buffer v0.7.3
[INFO] [stderr]    Compiling digest v0.8.1
[INFO] [stderr]    Compiling sha2 v0.8.2
[INFO] [stderr]     Checking regex v1.4.0
[INFO] [stderr]     Checking lalrpop-util v0.19.1
[INFO] [stderr]    Compiling structopt-derive v0.4.13
[INFO] [stderr]     Checking structopt v0.3.20
[INFO] [stderr]    Compiling string_cache v0.8.0
[INFO] [stderr]    Compiling docopt v1.1.0
[INFO] [stderr]    Compiling lalrpop v0.19.1
[INFO] [stderr]    Compiling trait-bound-pretty v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 00s
[INFO] running `Command { std: "docker" "inspect" "0dbf6de0e360d926c2710f5eb382f29b82611c7cccdca7a295d5e9cc0d65164d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0dbf6de0e360d926c2710f5eb382f29b82611c7cccdca7a295d5e9cc0d65164d", kill_on_drop: false }`
[INFO] [stdout] 0dbf6de0e360d926c2710f5eb382f29b82611c7cccdca7a295d5e9cc0d65164d