[INFO] fetching crate cpulimit 0.2.0...
[INFO] checking cpulimit-0.2.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate cpulimit 0.2.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate cpulimit 0.2.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cpulimit 0.2.0
[INFO] finished tweaking crates.io crate cpulimit 0.2.0
[INFO] tweaked toml for crates.io crate cpulimit 0.2.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate crates.io crate cpulimit 0.2.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ctrlc v3.2.2
[INFO] [stderr]   Downloaded cpulimiter v0.2.0
[INFO] [stderr]   Downloaded thiserror-impl v1.0.32
[INFO] [stderr]   Downloaded thiserror v1.0.32
[INFO] [stderr]   Downloaded once_cell v1.13.0
[INFO] [stderr]   Downloaded clap_derive v3.2.15
[INFO] [stderr]   Downloaded clap v3.2.16
[INFO] [stderr]   Downloaded nix v0.24.2
[INFO] [stderr]   Downloaded smallvec v1.9.0
[INFO] [stderr]   Downloaded libc v0.2.127
[INFO] [stderr]   Downloaded syn v1.0.99
[INFO] [stderr]   Downloaded unicode-ident v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a863162fa2773ce4208a9b3071bda6317cb765584a513dcf9e82b5ffe1d3d7cf
[INFO] running `Command { std: "docker" "start" "-a" "a863162fa2773ce4208a9b3071bda6317cb765584a513dcf9e82b5ffe1d3d7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a863162fa2773ce4208a9b3071bda6317cb765584a513dcf9e82b5ffe1d3d7cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a863162fa2773ce4208a9b3071bda6317cb765584a513dcf9e82b5ffe1d3d7cf", kill_on_drop: false }`
[INFO] [stdout] a863162fa2773ce4208a9b3071bda6317cb765584a513dcf9e82b5ffe1d3d7cf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] be4aec9a7dc6ac9239b1116123e88f85a5f5270b3de750691bda1293a47e1486
[INFO] running `Command { std: "docker" "start" "-a" "be4aec9a7dc6ac9239b1116123e88f85a5f5270b3de750691bda1293a47e1486", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking nix v0.24.2
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking ctrlc v3.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking cpulimiter v0.2.0
[INFO] [stderr]     Checking clap v3.2.16
[INFO] [stderr]     Checking cpulimit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.21s
[INFO] running `Command { std: "docker" "inspect" "be4aec9a7dc6ac9239b1116123e88f85a5f5270b3de750691bda1293a47e1486", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be4aec9a7dc6ac9239b1116123e88f85a5f5270b3de750691bda1293a47e1486", kill_on_drop: false }`
[INFO] [stdout] be4aec9a7dc6ac9239b1116123e88f85a5f5270b3de750691bda1293a47e1486
[INFO] checking cpulimit-0.2.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate cpulimit 0.2.0 into /workspace/builds/worker-2-tc2/source
[INFO] validating manifest of crates.io crate cpulimit 0.2.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cpulimit 0.2.0
[INFO] finished tweaking crates.io crate cpulimit 0.2.0
[INFO] tweaked toml for crates.io crate cpulimit 0.2.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate crates.io crate cpulimit 0.2.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1806a0f605b55de2edce05ca88897f6464213ec4774a6be8f4590cb6e253e45f
[INFO] running `Command { std: "docker" "start" "-a" "1806a0f605b55de2edce05ca88897f6464213ec4774a6be8f4590cb6e253e45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1806a0f605b55de2edce05ca88897f6464213ec4774a6be8f4590cb6e253e45f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1806a0f605b55de2edce05ca88897f6464213ec4774a6be8f4590cb6e253e45f", kill_on_drop: false }`
[INFO] [stdout] 1806a0f605b55de2edce05ca88897f6464213ec4774a6be8f4590cb6e253e45f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e4e2033f0e7a87c4498d65a7f4ad2d1aa96336e3697f6baf39a7d32a13c4576d
[INFO] running `Command { std: "docker" "start" "-a" "e4e2033f0e7a87c4498d65a7f4ad2d1aa96336e3697f6baf39a7d32a13c4576d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling libc v0.2.127
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking nix v0.24.2
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking ctrlc v3.2.2
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking cpulimiter v0.2.0
[INFO] [stderr]     Checking clap v3.2.16
[INFO] [stderr]     Checking cpulimit v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.05s
[INFO] running `Command { std: "docker" "inspect" "e4e2033f0e7a87c4498d65a7f4ad2d1aa96336e3697f6baf39a7d32a13c4576d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4e2033f0e7a87c4498d65a7f4ad2d1aa96336e3697f6baf39a7d32a13c4576d", kill_on_drop: false }`
[INFO] [stdout] e4e2033f0e7a87c4498d65a7f4ad2d1aa96336e3697f6baf39a7d32a13c4576d