[INFO] fetching crate clarity-repl 0.1.0...
[INFO] checking clarity-repl-0.1.0 against master#c919f490bbcd2b29b74016101f7ec71aaa24bdbb for pr-79073
[INFO] extracting crate clarity-repl 0.1.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate clarity-repl 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 clarity-repl 0.1.0
[INFO] finished tweaking crates.io crate clarity-repl 0.1.0
[INFO] tweaked toml for crates.io crate clarity-repl 0.1.0 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate clarity-repl 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] 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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cc7abccb9488dc4b5003cdf589f8a27bdb211fd03057c5f3a6e9dc3418cc341b
[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" "cc7abccb9488dc4b5003cdf589f8a27bdb211fd03057c5f3a6e9dc3418cc341b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cc7abccb9488dc4b5003cdf589f8a27bdb211fd03057c5f3a6e9dc3418cc341b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc7abccb9488dc4b5003cdf589f8a27bdb211fd03057c5f3a6e9dc3418cc341b", kill_on_drop: false }`
[INFO] [stdout] cc7abccb9488dc4b5003cdf589f8a27bdb211fd03057c5f3a6e9dc3418cc341b
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+c919f490bbcd2b29b74016101f7ec71aaa24bdbb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 15b7a107891ece120c6f5fdd8e8800b3dac3b5d72558c80a0d56f494d1abdd58
[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" "15b7a107891ece120c6f5fdd8e8800b3dac3b5d72558c80a0d56f494d1abdd58", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling syn v1.0.27
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling nix v0.17.0
[INFO] [stderr]    Compiling ryu v1.0.4
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]     Checking regex-syntax v0.6.17
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]     Checking utf8parse v0.2.0
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking pico-args v0.3.4
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking log v0.4.8
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking ripemd160 v0.8.0
[INFO] [stderr]     Checking dirs-sys v0.3.4
[INFO] [stderr]     Checking regex v1.3.7
[INFO] [stderr]     Checking dirs v2.0.2
[INFO] [stderr]    Compiling serde_derive v1.0.110
[INFO] [stderr]     Checking rustyline v6.1.2
[INFO] [stderr]     Checking serde_json v1.0.53
[INFO] [stderr]     Checking clarity-repl v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 20s
[INFO] running `Command { std: "docker" "inspect" "15b7a107891ece120c6f5fdd8e8800b3dac3b5d72558c80a0d56f494d1abdd58", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15b7a107891ece120c6f5fdd8e8800b3dac3b5d72558c80a0d56f494d1abdd58", kill_on_drop: false }`
[INFO] [stdout] 15b7a107891ece120c6f5fdd8e8800b3dac3b5d72558c80a0d56f494d1abdd58