[INFO] fetching crate atelier_lib 0.2.1...
[INFO] checking atelier_lib-0.2.1 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate atelier_lib 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate atelier_lib 0.2.1 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atelier_lib 0.2.1
[INFO] finished tweaking crates.io crate atelier_lib 0.2.1
[INFO] tweaked toml for crates.io crate atelier_lib 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 30b70cf4dceb611a264f90e43b1740fe92c3a1d124a9a1b70dffc624c05f5f5d
[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" "30b70cf4dceb611a264f90e43b1740fe92c3a1d124a9a1b70dffc624c05f5f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "30b70cf4dceb611a264f90e43b1740fe92c3a1d124a9a1b70dffc624c05f5f5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "30b70cf4dceb611a264f90e43b1740fe92c3a1d124a9a1b70dffc624c05f5f5d", kill_on_drop: false }`
[INFO] [stdout] 30b70cf4dceb611a264f90e43b1740fe92c3a1d124a9a1b70dffc624c05f5f5d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7dd908df8001e5b4bacdd00767b463d98eb98a100c696061f17fef5041d7dde
[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" "f7dd908df8001e5b4bacdd00767b463d98eb98a100c696061f17fef5041d7dde", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.85
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]     Checking regex-syntax v0.6.22
[INFO] [stderr]     Checking unicode-segmentation v1.7.1
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]     Checking ascii_tree v0.1.1
[INFO] [stderr]     Checking escape_string v0.1.1
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]     Checking serde_json v1.0.62
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]     Checking heck v0.3.2
[INFO] [stderr]     Checking backtrace v0.3.56
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]     Checking regex v1.4.3
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking atelier_core v0.2.1
[INFO] [stderr]     Checking pest_ascii_tree v0.1.0
[INFO] [stderr]     Checking atelier_json v0.2.0
[INFO] [stderr]     Checking atelier_select v0.1.0
[INFO] [stderr]     Checking atelier_smithy v0.2.0
[INFO] [stderr]     Checking atelier_lib v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.58s
[INFO] running `Command { std: "docker" "inspect" "f7dd908df8001e5b4bacdd00767b463d98eb98a100c696061f17fef5041d7dde", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7dd908df8001e5b4bacdd00767b463d98eb98a100c696061f17fef5041d7dde", kill_on_drop: false }`
[INFO] [stdout] f7dd908df8001e5b4bacdd00767b463d98eb98a100c696061f17fef5041d7dde