[INFO] fetching crate portmanteau 0.2.2...
[INFO] checking portmanteau-0.2.2 against master#8c32e313cccf7df531e2d49ffb8227bb92304aee for pr-145608-1
[INFO] extracting crate portmanteau 0.2.2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate portmanteau 0.2.2
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate portmanteau 0.2.2
[INFO] tweaked toml for crates.io crate portmanteau 0.2.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate portmanteau 0.2.2 on toolchain 8c32e313cccf7df531e2d49ffb8227bb92304aee
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 73 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 98b446712c3f3e251b73f9c6d46850230b2be39e3f35e74b070c2f7d5f72b242
[INFO] running `Command { std: "docker" "start" "-a" "98b446712c3f3e251b73f9c6d46850230b2be39e3f35e74b070c2f7d5f72b242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "98b446712c3f3e251b73f9c6d46850230b2be39e3f35e74b070c2f7d5f72b242", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98b446712c3f3e251b73f9c6d46850230b2be39e3f35e74b070c2f7d5f72b242", kill_on_drop: false }`
[INFO] [stdout] 98b446712c3f3e251b73f9c6d46850230b2be39e3f35e74b070c2f7d5f72b242
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+8c32e313cccf7df531e2d49ffb8227bb92304aee" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 66db136a49db7733a6b3c7382e7419f18221e5b9ed6142df616df7b82030232e
[INFO] running `Command { std: "docker" "start" "-a" "66db136a49db7733a6b3c7382e7419f18221e5b9ed6142df616df7b82030232e", kill_on_drop: false }`
[INFO] [stderr]     Checking regex-automata v0.4.10
[INFO] [stderr]     Checking portmanteau v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking regex v1.11.2
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> benches/benchmark.rs:35:1
[INFO] [stdout]    |
[INFO] [stdout] 35 | criterion_group!(benches, csv_file);
[INFO] [stdout]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]    |
[INFO] [stdout] 35 | let _ = criterion_group!(benches, csv_file);
[INFO] [stdout]    | +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `Command { std: "docker" "inspect" "66db136a49db7733a6b3c7382e7419f18221e5b9ed6142df616df7b82030232e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66db136a49db7733a6b3c7382e7419f18221e5b9ed6142df616df7b82030232e", kill_on_drop: false }`
[INFO] [stdout] 66db136a49db7733a6b3c7382e7419f18221e5b9ed6142df616df7b82030232e