[INFO] fetching crate rmuxinator 4.1.0...
[INFO] building rmuxinator-4.1.0 against try#d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6 for pr-146237-1
[INFO] extracting crate rmuxinator 4.1.0 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate rmuxinator 4.1.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate rmuxinator 4.1.0
[INFO] tweaked toml for crates.io crate rmuxinator 4.1.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rmuxinator 4.1.0 on toolchain d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rmuxinator 4.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 444fc6ef68c56501ad91530735ae56bb543ec2b3a4c427f04680e3c26232d842
[INFO] running `Command { std: "docker" "start" "-a" "444fc6ef68c56501ad91530735ae56bb543ec2b3a4c427f04680e3c26232d842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "444fc6ef68c56501ad91530735ae56bb543ec2b3a4c427f04680e3c26232d842", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "444fc6ef68c56501ad91530735ae56bb543ec2b3a4c427f04680e3c26232d842", kill_on_drop: false }`
[INFO] [stdout] 444fc6ef68c56501ad91530735ae56bb543ec2b3a4c427f04680e3c26232d842
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2b2e91bd42e1e0b37b23c01e8ccf87ce2b610ccf3fdec1cc32154afe6bd66de5
[INFO] running `Command { std: "docker" "start" "-a" "2b2e91bd42e1e0b37b23c01e8ccf87ce2b610ccf3fdec1cc32154afe6bd66de5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.79
[INFO] [stderr]    Compiling unicode-ident v1.0.4
[INFO] [stderr]    Compiling syn v1.0.100
[INFO] [stderr]    Compiling serde_derive v1.0.144
[INFO] [stderr]    Compiling libc v0.2.133
[INFO] [stderr]    Compiling memchr v2.7.1
[INFO] [stderr]    Compiling serde v1.0.144
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling aho-corasick v1.1.3
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling regex-automata v0.4.6
[INFO] [stderr]    Compiling derivative v2.2.0
[INFO] [stderr]    Compiling regex v1.10.4
[INFO] [stderr]    Compiling toml v0.4.10
[INFO] [stderr]    Compiling rmuxinator v4.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 15.42s
[INFO] running `Command { std: "docker" "inspect" "2b2e91bd42e1e0b37b23c01e8ccf87ce2b610ccf3fdec1cc32154afe6bd66de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b2e91bd42e1e0b37b23c01e8ccf87ce2b610ccf3fdec1cc32154afe6bd66de5", kill_on_drop: false }`
[INFO] [stdout] 2b2e91bd42e1e0b37b23c01e8ccf87ce2b610ccf3fdec1cc32154afe6bd66de5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+d79d87d4c0f7f0d0785ad6e493cf8cf718ed89a6" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c60667b46a686d82020d8fad567b621a48f7e644836dbea43d2d0bc31b90f9be
[INFO] running `Command { std: "docker" "start" "-a" "c60667b46a686d82020d8fad567b621a48f7e644836dbea43d2d0bc31b90f9be", kill_on_drop: false }`
[INFO] [stderr]    Compiling predicates-core v1.0.3
[INFO] [stderr]    Compiling either v1.8.0
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling termtree v0.2.4
[INFO] [stderr]    Compiling mockall_derive v0.13.1
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]    Compiling difflib v0.4.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling normalize-line-endings v0.3.0
[INFO] [stderr]    Compiling fastrand v1.8.0
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling float-cmp v0.8.0
[INFO] [stderr]    Compiling predicates v3.1.3
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling predicates v1.0.8
[INFO] [stderr]    Compiling predicates-tree v1.0.5
[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling bstr v0.2.17
[INFO] [stderr]    Compiling predicates v2.1.1
[INFO] [stderr]    Compiling assert_cmd v1.0.8
[INFO] [stderr]    Compiling mockall v0.13.1
[INFO] [stderr]    Compiling rmuxinator v4.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 12.47s
[INFO] running `Command { std: "docker" "inspect" "c60667b46a686d82020d8fad567b621a48f7e644836dbea43d2d0bc31b90f9be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c60667b46a686d82020d8fad567b621a48f7e644836dbea43d2d0bc31b90f9be", kill_on_drop: false }`
[INFO] [stdout] c60667b46a686d82020d8fad567b621a48f7e644836dbea43d2d0bc31b90f9be