[INFO] fetching crate pretty-exec-lib 0.0.17...
[INFO] checking pretty-exec-lib-0.0.17 against master#de32266a1780aa4ef748ce7f6200a1554fad0aca for pr-75585
[INFO] extracting crate pretty-exec-lib 0.0.17 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate pretty-exec-lib 0.0.17 on toolchain de32266a1780aa4ef748ce7f6200a1554fad0aca
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pretty-exec-lib 0.0.17
[INFO] finished tweaking crates.io crate pretty-exec-lib 0.0.17
[INFO] tweaked toml for crates.io crate pretty-exec-lib 0.0.17 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded pipe-trait v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fd0a799ece5a0f9f0e19f69852ad9cc62e3150999a8cfb02def4b2f79d6e16cd
[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" "fd0a799ece5a0f9f0e19f69852ad9cc62e3150999a8cfb02def4b2f79d6e16cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fd0a799ece5a0f9f0e19f69852ad9cc62e3150999a8cfb02def4b2f79d6e16cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fd0a799ece5a0f9f0e19f69852ad9cc62e3150999a8cfb02def4b2f79d6e16cd", kill_on_drop: false }`
[INFO] [stdout] fd0a799ece5a0f9f0e19f69852ad9cc62e3150999a8cfb02def4b2f79d6e16cd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+de32266a1780aa4ef748ce7f6200a1554fad0aca" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4d206d6f2973d3b09defbf0bbdf0fc238b915bfa15e5a55917d5a22ddc37c44b
[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" "4d206d6f2973d3b09defbf0bbdf0fc238b915bfa15e5a55917d5a22ddc37c44b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking pipe-trait v0.2.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling structopt-derive v0.4.10
[INFO] [stderr]     Checking structopt v0.3.17
[INFO] [stderr]     Checking pretty-exec-lib v0.0.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 30.57s
[INFO] running `Command { std: "docker" "inspect" "4d206d6f2973d3b09defbf0bbdf0fc238b915bfa15e5a55917d5a22ddc37c44b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4d206d6f2973d3b09defbf0bbdf0fc238b915bfa15e5a55917d5a22ddc37c44b", kill_on_drop: false }`
[INFO] [stdout] 4d206d6f2973d3b09defbf0bbdf0fc238b915bfa15e5a55917d5a22ddc37c44b