[INFO] fetching crate dag-pb 0.1.0...
[INFO] checking dag-pb-0.1.0 against try#353a0a223066e9f46a1d935f2271a26c3c5002bb for pr-75180
[INFO] extracting crate dag-pb 0.1.0 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate dag-pb 0.1.0 on toolchain 353a0a223066e9f46a1d935f2271a26c3c5002bb
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dag-pb 0.1.0
[INFO] finished tweaking crates.io crate dag-pb 0.1.0
[INFO] tweaked toml for crates.io crate dag-pb 0.1.0 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "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" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded data-encoding-macro v0.1.8
[INFO] [stderr]   Downloaded multibase v0.8.0
[INFO] [stderr]   Downloaded libipld-base v0.1.0
[INFO] [stderr]   Downloaded cid v0.4.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b7e9f33c4e9b6026c60e409293f62996bb721632c1055cdc080fcea090ea0668
[INFO] running `Command { std: "docker" "start" "-a" "b7e9f33c4e9b6026c60e409293f62996bb721632c1055cdc080fcea090ea0668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b7e9f33c4e9b6026c60e409293f62996bb721632c1055cdc080fcea090ea0668", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b7e9f33c4e9b6026c60e409293f62996bb721632c1055cdc080fcea090ea0668", kill_on_drop: false }`
[INFO] [stdout] b7e9f33c4e9b6026c60e409293f62996bb721632c1055cdc080fcea090ea0668
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+353a0a223066e9f46a1d935f2271a26c3c5002bb" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 055557f777edbfc87f1303bf636701948d6488f3a3d9ae15ddc5d3b154fc5fa3
[INFO] running `Command { std: "docker" "start" "-a" "055557f777edbfc87f1303bf636701948d6488f3a3d9ae15ddc5d3b154fc5fa3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling typenum v1.12.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling anyhow v1.0.32
[INFO] [stderr]    Compiling cfg-if v0.1.10
[INFO] [stderr]     Checking byte-tools v0.3.1
[INFO] [stderr]    Compiling ppv-lite86 v0.2.9
[INFO] [stderr]     Checking opaque-debug v0.2.3
[INFO] [stderr]    Compiling proc-macro-hack v0.5.18
[INFO] [stderr]     Checking arrayvec v0.5.1
[INFO] [stderr]    Compiling data-encoding v2.3.0
[INFO] [stderr]     Checking fake-simd v0.1.2
[INFO] [stderr]    Compiling bytes v0.5.6
[INFO] [stderr]     Checking keccak v0.1.0
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]     Checking unsigned-varint v0.3.3
[INFO] [stderr]    Compiling multimap v0.8.1
[INFO] [stderr]     Checking base-x v0.2.6
[INFO] [stderr]     Checking block-padding v0.1.5
[INFO] [stderr]    Compiling libc v0.2.76
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling hashbrown v0.8.2
[INFO] [stderr]     Checking blake2s_simd v0.5.10
[INFO] [stderr]     Checking blake2b_simd v0.5.10
[INFO] [stderr]    Compiling indexmap v1.5.1
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling which v3.1.1
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling prost-build v0.6.1
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]     Checking generic-array v0.12.3
[INFO] [stderr]     Checking block-buffer v0.7.3
[INFO] [stderr]     Checking digest v0.8.1
[INFO] [stderr]     Checking sha2 v0.8.2
[INFO] [stderr]     Checking sha-1 v0.8.2
[INFO] [stderr]     Checking sha3 v0.8.2
[INFO] [stderr]     Checking multihash v0.10.1
[INFO] [stderr]    Compiling tempfile v3.1.0
[INFO] [stderr]    Compiling prost-derive v0.6.1
[INFO] [stderr]    Compiling data-encoding-macro-internal v0.1.8
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]     Checking data-encoding-macro v0.1.8
[INFO] [stderr]     Checking multibase v0.8.0
[INFO] [stderr]     Checking cid v0.4.0
[INFO] [stderr]     Checking thiserror v1.0.20
[INFO] [stderr]     Checking libipld-base v0.1.0
[INFO] [stderr]    Compiling prost v0.6.1
[INFO] [stderr]    Compiling prost-types v0.6.1
[INFO] [stderr]    Compiling dag-pb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 49.29s
[INFO] running `Command { std: "docker" "inspect" "055557f777edbfc87f1303bf636701948d6488f3a3d9ae15ddc5d3b154fc5fa3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "055557f777edbfc87f1303bf636701948d6488f3a3d9ae15ddc5d3b154fc5fa3", kill_on_drop: false }`
[INFO] [stdout] 055557f777edbfc87f1303bf636701948d6488f3a3d9ae15ddc5d3b154fc5fa3