[INFO] cloning repository https://github.com/Naokiakazawa/rust-benchmark
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Naokiakazawa/rust-benchmark" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaokiakazawa%2Frust-benchmark", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaokiakazawa%2Frust-benchmark'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 638ccd11cc7cb323827cecbef4cc37fbfa546e42
[INFO] checking Naokiakazawa/rust-benchmark against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaokiakazawa%2Frust-benchmark" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Naokiakazawa/rust-benchmark 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 git repo https://github.com/Naokiakazawa/rust-benchmark
[INFO] finished tweaking git repo https://github.com/Naokiakazawa/rust-benchmark
[INFO] tweaked toml for git repo https://github.com/Naokiakazawa/rust-benchmark written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/Naokiakazawa/rust-benchmark 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]  Downloading crates ...
[INFO] [stderr]   Downloaded clap v4.4.14
[INFO] [stderr]   Downloaded clap_builder v4.4.14
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 199691e0c0adb9fc9278338f3a342b9ab634d1f0670dd9c36a52078a117b6d99
[INFO] running `Command { std: "docker" "start" "-a" "199691e0c0adb9fc9278338f3a342b9ab634d1f0670dd9c36a52078a117b6d99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "199691e0c0adb9fc9278338f3a342b9ab634d1f0670dd9c36a52078a117b6d99", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "199691e0c0adb9fc9278338f3a342b9ab634d1f0670dd9c36a52078a117b6d99", kill_on_drop: false }`
[INFO] [stdout] 199691e0c0adb9fc9278338f3a342b9ab634d1f0670dd9c36a52078a117b6d99
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 097443b89669db695531f65a3bb2b04963f03f635004b2470ec88060541a89ba
[INFO] running `Command { std: "docker" "start" "-a" "097443b89669db695531f65a3bb2b04963f03f635004b2470ec88060541a89ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking clap_builder v4.4.14
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking loop_bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]     Checking rayon-core v1.12.0
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking clap v4.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 26.21s
[INFO] running `Command { std: "docker" "inspect" "097443b89669db695531f65a3bb2b04963f03f635004b2470ec88060541a89ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "097443b89669db695531f65a3bb2b04963f03f635004b2470ec88060541a89ba", kill_on_drop: false }`
[INFO] [stdout] 097443b89669db695531f65a3bb2b04963f03f635004b2470ec88060541a89ba
[INFO] checking Naokiakazawa/rust-benchmark against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FNaokiakazawa%2Frust-benchmark" "/workspace/builds/worker-6-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Naokiakazawa/rust-benchmark 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 git repo https://github.com/Naokiakazawa/rust-benchmark
[INFO] finished tweaking git repo https://github.com/Naokiakazawa/rust-benchmark
[INFO] tweaked toml for git repo https://github.com/Naokiakazawa/rust-benchmark written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/Naokiakazawa/rust-benchmark 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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] b4ef0399f3a177536faa9086f6a928c50feccd266fd9ab9e359365e9e6b7c3ab
[INFO] running `Command { std: "docker" "start" "-a" "b4ef0399f3a177536faa9086f6a928c50feccd266fd9ab9e359365e9e6b7c3ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4ef0399f3a177536faa9086f6a928c50feccd266fd9ab9e359365e9e6b7c3ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4ef0399f3a177536faa9086f6a928c50feccd266fd9ab9e359365e9e6b7c3ab", kill_on_drop: false }`
[INFO] [stdout] b4ef0399f3a177536faa9086f6a928c50feccd266fd9ab9e359365e9e6b7c3ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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] a61747c166aa255241729ed9b88e53f3818c2480654b5d280122f57577062fd6
[INFO] running `Command { std: "docker" "start" "-a" "a61747c166aa255241729ed9b88e53f3818c2480654b5d280122f57577062fd6", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.76
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]    Compiling serde v1.0.195
[INFO] [stderr]    Compiling rustix v0.38.28
[INFO] [stderr]    Compiling serde_json v1.0.111
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]     Checking ryu v1.0.16
[INFO] [stderr]     Checking plotters-backend v0.3.5
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.12
[INFO] [stderr]     Checking ciborium-io v0.2.1
[INFO] [stderr]     Checking ciborium-ll v0.2.1
[INFO] [stderr]     Checking plotters-svg v0.3.5
[INFO] [stderr]     Checking clap_builder v4.4.14
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking cast v0.3.0
[INFO] [stderr]     Checking oorandom v11.1.3
[INFO] [stderr]     Checking anes v0.1.6
[INFO] [stderr]     Checking criterion-plot v0.5.0
[INFO] [stderr]     Checking loop_bench v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling quote v1.0.35
[INFO] [stderr]     Checking crossbeam-epoch v0.9.18
[INFO] [stderr]     Checking plotters v0.3.5
[INFO] [stderr]     Checking crossbeam-deque v0.8.5
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking rayon-core v1.12.0
[INFO] [stderr]     Checking is-terminal v0.4.10
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]     Checking clap v4.4.14
[INFO] [stderr]    Compiling serde_derive v1.0.195
[INFO] [stderr]     Checking ciborium v0.2.1
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.5.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.42s
[INFO] running `Command { std: "docker" "inspect" "a61747c166aa255241729ed9b88e53f3818c2480654b5d280122f57577062fd6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a61747c166aa255241729ed9b88e53f3818c2480654b5d280122f57577062fd6", kill_on_drop: false }`
[INFO] [stdout] a61747c166aa255241729ed9b88e53f3818c2480654b5d280122f57577062fd6