[INFO] fetching crate shell-string 0.2.2...
[INFO] checking shell-string-0.2.2 against master#3e826bb11228508fbe749e594038d6727208aa94 for pr-82322
[INFO] extracting crate shell-string 0.2.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate shell-string 0.2.2 on toolchain 3e826bb11228508fbe749e594038d6727208aa94
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate shell-string 0.2.2
[INFO] finished tweaking crates.io crate shell-string 0.2.2
[INFO] tweaked toml for crates.io crate shell-string 0.2.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate shell-string 0.2.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 288172b19c7c4edb095937ae9d9e71840a635756a9f3e744203aaa56dbff9b3e
[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" "288172b19c7c4edb095937ae9d9e71840a635756a9f3e744203aaa56dbff9b3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "288172b19c7c4edb095937ae9d9e71840a635756a9f3e744203aaa56dbff9b3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "288172b19c7c4edb095937ae9d9e71840a635756a9f3e744203aaa56dbff9b3e", kill_on_drop: false }`
[INFO] [stdout] 288172b19c7c4edb095937ae9d9e71840a635756a9f3e744203aaa56dbff9b3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+3e826bb11228508fbe749e594038d6727208aa94" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] daf439d4db4e44d9b5e5875563537a8ffbc42c161bd0e311e4a3f075d258ca1d
[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" "daf439d4db4e44d9b5e5875563537a8ffbc42c161bd0e311e4a3f075d258ca1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.31
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking vec_map v0.8.2
[INFO] [stderr]     Checking funty v1.0.1
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.2
[INFO] [stderr]    Compiling nom v6.0.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.18
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking memchr v2.3.4
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking bitvec v0.19.4
[INFO] [stderr]     Checking clap v2.33.1
[INFO] [stderr]     Checking lexical-core v0.7.4
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling structopt-derive v0.4.7
[INFO] [stderr]     Checking structopt v0.3.14
[INFO] [stderr]     Checking shell-string v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.05s
[INFO] running `Command { std: "docker" "inspect" "daf439d4db4e44d9b5e5875563537a8ffbc42c161bd0e311e4a3f075d258ca1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "daf439d4db4e44d9b5e5875563537a8ffbc42c161bd0e311e4a3f075d258ca1d", kill_on_drop: false }`
[INFO] [stdout] daf439d4db4e44d9b5e5875563537a8ffbc42c161bd0e311e4a3f075d258ca1d