[INFO] fetching crate pivot 0.1.0...
[INFO] checking pivot-0.1.0 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781
[INFO] extracting crate pivot 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate pivot 0.1.0 on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pivot 0.1.0
[INFO] finished tweaking crates.io crate pivot 0.1.0
[INFO] tweaked toml for crates.io crate pivot 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate pivot 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "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 leb128 v0.2.4
[INFO] [stderr]   Downloaded ron v0.6.2
[INFO] [stderr]   Downloaded wat v1.0.29
[INFO] [stderr]   Downloaded wast v28.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 93a9eb97c52b3b00a8223c74c93e4a81ab2ba9f666ccf4ba5ab2719c915ca853
[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" "93a9eb97c52b3b00a8223c74c93e4a81ab2ba9f666ccf4ba5ab2719c915ca853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "93a9eb97c52b3b00a8223c74c93e4a81ab2ba9f666ccf4ba5ab2719c915ca853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "93a9eb97c52b3b00a8223c74c93e4a81ab2ba9f666ccf4ba5ab2719c915ca853", kill_on_drop: false }`
[INFO] [stdout] 93a9eb97c52b3b00a8223c74c93e4a81ab2ba9f666ccf4ba5ab2719c915ca853
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 719ec629c052831c1c6ac74d39f275cd99bf40a08dc5a4e7b08b26b9a7751131
[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" "719ec629c052831c1c6ac74d39f275cd99bf40a08dc5a4e7b08b26b9a7751131", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling syn v1.0.52
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling lexical-core v0.7.4
[INFO] [stderr]     Checking leb128 v0.2.4
[INFO] [stderr]     Checking regex-syntax v0.6.20
[INFO] [stderr]     Checking thread_local v1.0.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]     Checking aho-corasick v0.7.14
[INFO] [stderr]     Checking wast v28.0.0
[INFO] [stderr]    Compiling nom v5.1.2
[INFO] [stderr]     Checking regex v1.4.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking wat v1.0.29
[INFO] [stderr]     Checking ron v0.6.2
[INFO] [stderr]     Checking pivot v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.30s
[INFO] running `Command { std: "docker" "inspect" "719ec629c052831c1c6ac74d39f275cd99bf40a08dc5a4e7b08b26b9a7751131", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "719ec629c052831c1c6ac74d39f275cd99bf40a08dc5a4e7b08b26b9a7751131", kill_on_drop: false }`
[INFO] [stdout] 719ec629c052831c1c6ac74d39f275cd99bf40a08dc5a4e7b08b26b9a7751131