[INFO] cloning repository https://github.com/icp1994/fentrail
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/icp1994/fentrail" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficp1994%2Ffentrail", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficp1994%2Ffentrail'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] fd19b47c1893c2d3b1bad47add2cae6d092d46dc
[INFO] checking icp1994/fentrail against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficp1994%2Ffentrail" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/icp1994/fentrail 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/icp1994/fentrail
[INFO] finished tweaking git repo https://github.com/icp1994/fentrail
[INFO] tweaked toml for git repo https://github.com/icp1994/fentrail written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/icp1994/fentrail 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 circular v0.3.0
[INFO] [stderr]   Downloaded pgn-reader v0.25.0
[INFO] [stderr]   Downloaded shakmaty v0.26.0
[INFO] [stderr]   Downloaded astra v0.3.0
[INFO] [stderr]   Downloaded redb v1.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 782fb258b2137e94d18615045280a14a680984d6115cbefa9d078b1dde627de5
[INFO] running `Command { std: "docker" "start" "-a" "782fb258b2137e94d18615045280a14a680984d6115cbefa9d078b1dde627de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "782fb258b2137e94d18615045280a14a680984d6115cbefa9d078b1dde627de5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "782fb258b2137e94d18615045280a14a680984d6115cbefa9d078b1dde627de5", kill_on_drop: false }`
[INFO] [stdout] 782fb258b2137e94d18615045280a14a680984d6115cbefa9d078b1dde627de5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 78911fab41e5f6162ca830f74b69c1133cc5785389d7d4474f5bbda1a121a190
[INFO] running `Command { std: "docker" "start" "-a" "78911fab41e5f6162ca830f74b69c1133cc5785389d7d4474f5bbda1a121a190", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling target-lexicon v0.12.11
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking circular v0.3.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]    Compiling pyo3-build-config v0.19.2
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking btoi v0.4.3
[INFO] [stderr]     Checking shakmaty v0.26.0
[INFO] [stderr]    Compiling redb v1.2.0
[INFO] [stderr]     Checking astra v0.3.0
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]    Compiling serde_with_macros v3.3.0
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking serde_with v3.3.0
[INFO] [stderr]     Checking csv v1.2.2
[INFO] [stderr]     Checking argh_shared v0.1.12
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]     Checking pgn-reader v0.25.0
[INFO] [stderr]     Checking argh v0.1.12
[INFO] [stderr]     Checking libft v0.1.0 (/opt/rustwide/workdir/api)
[INFO] [stderr]     Checking serveft v0.1.0 (/opt/rustwide/workdir/web)
[INFO] [stderr]     Checking fentrail v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.28s
[INFO] running `Command { std: "docker" "inspect" "78911fab41e5f6162ca830f74b69c1133cc5785389d7d4474f5bbda1a121a190", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78911fab41e5f6162ca830f74b69c1133cc5785389d7d4474f5bbda1a121a190", kill_on_drop: false }`
[INFO] [stdout] 78911fab41e5f6162ca830f74b69c1133cc5785389d7d4474f5bbda1a121a190
[INFO] checking icp1994/fentrail against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ficp1994%2Ffentrail" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/icp1994/fentrail 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/icp1994/fentrail
[INFO] finished tweaking git repo https://github.com/icp1994/fentrail
[INFO] tweaked toml for git repo https://github.com/icp1994/fentrail written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/icp1994/fentrail 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 4cc430a2e5dcff83f49a112f505b2624143f00ea0d03774b49ad54dc2dd10b82
[INFO] running `Command { std: "docker" "start" "-a" "4cc430a2e5dcff83f49a112f505b2624143f00ea0d03774b49ad54dc2dd10b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4cc430a2e5dcff83f49a112f505b2624143f00ea0d03774b49ad54dc2dd10b82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4cc430a2e5dcff83f49a112f505b2624143f00ea0d03774b49ad54dc2dd10b82", kill_on_drop: false }`
[INFO] [stdout] 4cc430a2e5dcff83f49a112f505b2624143f00ea0d03774b49ad54dc2dd10b82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] dc98d1313107f40684192927440f912bc37bfcc8f1c94d4a5d8058cdb7b10dba
[INFO] running `Command { std: "docker" "start" "-a" "dc98d1313107f40684192927440f912bc37bfcc8f1c94d4a5d8058cdb7b10dba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.67
[INFO] [stderr]    Compiling target-lexicon v0.12.11
[INFO] [stderr]    Compiling libc v0.2.148
[INFO] [stderr]    Compiling once_cell v1.18.0
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]     Checking memchr v2.6.3
[INFO] [stderr]    Compiling num-traits v0.2.16
[INFO] [stderr]    Compiling thiserror v1.0.49
[INFO] [stderr]     Checking arrayvec v0.7.4
[INFO] [stderr]    Compiling serde v1.0.188
[INFO] [stderr]     Checking circular v0.3.0
[INFO] [stderr]     Checking either v1.9.0
[INFO] [stderr]     Checking tokio v1.32.0
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]     Checking rayon v1.8.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling syn v2.0.37
[INFO] [stderr]     Checking hyper v0.14.27
[INFO] [stderr]    Compiling pyo3-build-config v0.19.2
[INFO] [stderr]     Checking num_cpus v1.16.0
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking btoi v0.4.3
[INFO] [stderr]     Checking shakmaty v0.26.0
[INFO] [stderr]    Compiling redb v1.2.0
[INFO] [stderr]     Checking astra v0.3.0
[INFO] [stderr]    Compiling darling_core v0.20.3
[INFO] [stderr]    Compiling serde_derive v1.0.188
[INFO] [stderr]    Compiling thiserror-impl v1.0.49
[INFO] [stderr]    Compiling darling_macro v0.20.3
[INFO] [stderr]    Compiling darling v0.20.3
[INFO] [stderr]    Compiling serde_with_macros v3.3.0
[INFO] [stderr]     Checking serde_with v3.3.0
[INFO] [stderr]     Checking serde_json v1.0.107
[INFO] [stderr]     Checking csv v1.2.2
[INFO] [stderr]     Checking argh_shared v0.1.12
[INFO] [stderr]    Compiling argh_derive v0.1.12
[INFO] [stderr]     Checking pgn-reader v0.25.0
[INFO] [stderr]     Checking libft v0.1.0 (/opt/rustwide/workdir/api)
[INFO] [stderr]     Checking serveft v0.1.0 (/opt/rustwide/workdir/web)
[INFO] [stderr]     Checking argh v0.1.12
[INFO] [stderr]     Checking fentrail v0.1.0 (/opt/rustwide/workdir/cli)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.17s
[INFO] running `Command { std: "docker" "inspect" "dc98d1313107f40684192927440f912bc37bfcc8f1c94d4a5d8058cdb7b10dba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dc98d1313107f40684192927440f912bc37bfcc8f1c94d4a5d8058cdb7b10dba", kill_on_drop: false }`
[INFO] [stdout] dc98d1313107f40684192927440f912bc37bfcc8f1c94d4a5d8058cdb7b10dba