[INFO] fetching crate erl_dist 0.2.0...
[INFO] checking erl_dist-0.2.0 against try#8b72f65b805cbe4c261de45030d663f524f27376 for pr-78991
[INFO] extracting crate erl_dist 0.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate erl_dist 0.2.0 on toolchain 8b72f65b805cbe4c261de45030d663f524f27376
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate erl_dist 0.2.0
[INFO] finished tweaking crates.io crate erl_dist 0.2.0
[INFO] tweaked toml for crates.io crate erl_dist 0.2.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate erl_dist 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num-rational v0.2.3
[INFO] [stderr]   Downloaded num-bigint v0.2.5
[INFO] [stderr]   Downloaded hermit-abi v0.1.6
[INFO] [stderr]   Downloaded nbchan v0.1.3
[INFO] [stderr]   Downloaded num-iter v0.1.40
[INFO] [stderr]   Downloaded fibers v0.1.13
[INFO] [stderr]   Downloaded splay_tree v0.2.10
[INFO] [stderr]   Downloaded num_cpus v1.12.0
[INFO] [stderr]   Downloaded handy_async v0.2.13
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] bc33903b8189398a263ca13ccdd8cdd66e0ae249d2edbb25b1a9da914d280e7d
[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" "bc33903b8189398a263ca13ccdd8cdd66e0ae249d2edbb25b1a9da914d280e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bc33903b8189398a263ca13ccdd8cdd66e0ae249d2edbb25b1a9da914d280e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc33903b8189398a263ca13ccdd8cdd66e0ae249d2edbb25b1a9da914d280e7d", kill_on_drop: false }`
[INFO] [stdout] bc33903b8189398a263ca13ccdd8cdd66e0ae249d2edbb25b1a9da914d280e7d
[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@sha256:6eabd152ff4036248d66efda456a36cb33d24b7291b33f25f75140726c88da35" "/opt/rustwide/cargo-home/bin/cargo" "+8b72f65b805cbe4c261de45030d663f524f27376" "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] 1d558725dc0abbbf58240e4dee69b574ae4c5e45716aa28dd0edf87a36328ee7
[INFO] running `Command { std: "docker" "start" "-a" "1d558725dc0abbbf58240e4dee69b574ae4c5e45716aa28dd0edf87a36328ee7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.66
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling crc32fast v1.2.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.6
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]     Checking adler32 v1.0.4
[INFO] [stderr]     Checking rle-decode-fast v1.0.1
[INFO] [stderr]     Checking futures v0.1.29
[INFO] [stderr]     Checking take_mut v0.2.2
[INFO] [stderr]     Checking slab v0.4.2
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]     Checking nbchan v0.1.3
[INFO] [stderr]     Checking vec_map v0.8.1
[INFO] [stderr]     Checking splay_tree v0.2.10
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-bigint v0.2.5
[INFO] [stderr]    Compiling num-rational v0.2.3
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]    Compiling num-complex v0.2.4
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking c2-chacha v0.2.3
[INFO] [stderr]     Checking libflate v0.1.27
[INFO] [stderr]     Checking iovec v0.1.4
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking num_cpus v1.12.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking handy_async v0.2.13
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking num-integer v0.1.42
[INFO] [stderr]     Checking mio v0.6.21
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking fibers v0.1.13
[INFO] [stderr]     Checking num v0.2.1
[INFO] [stderr]     Checking eetf v0.4.0
[INFO] [stderr]     Checking erl_dist v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 17.68s
[INFO] running `Command { std: "docker" "inspect" "1d558725dc0abbbf58240e4dee69b574ae4c5e45716aa28dd0edf87a36328ee7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1d558725dc0abbbf58240e4dee69b574ae4c5e45716aa28dd0edf87a36328ee7", kill_on_drop: false }`
[INFO] [stdout] 1d558725dc0abbbf58240e4dee69b574ae4c5e45716aa28dd0edf87a36328ee7