[INFO] cloning repository https://github.com/PhotonQuantum/actix-signal
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/PhotonQuantum/actix-signal" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhotonQuantum%2Factix-signal", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhotonQuantum%2Factix-signal'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 0cfc2b1a490ebca364f30bafa7b185dea4e273a1
[INFO] checking PhotonQuantum/actix-signal against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhotonQuantum%2Factix-signal" "/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/PhotonQuantum/actix-signal 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/PhotonQuantum/actix-signal
[INFO] finished tweaking git repo https://github.com/PhotonQuantum/actix-signal
[INFO] tweaked toml for git repo https://github.com/PhotonQuantum/actix-signal written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/PhotonQuantum/actix-signal 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]      Locking 1 package
[INFO] [stderr]     Updating actix-signal v0.2.0 (/workspace/builds/worker-0-tc1/source/actix-signal) -> v0.3.0
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded actix v0.13.2
[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] eca31b3efe43e2706fcf6588176b505f97810137eb737a70e8decdddbeea83b8
[INFO] running `Command { std: "docker" "start" "-a" "eca31b3efe43e2706fcf6588176b505f97810137eb737a70e8decdddbeea83b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eca31b3efe43e2706fcf6588176b505f97810137eb737a70e8decdddbeea83b8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eca31b3efe43e2706fcf6588176b505f97810137eb737a70e8decdddbeea83b8", kill_on_drop: false }`
[INFO] [stdout] eca31b3efe43e2706fcf6588176b505f97810137eb737a70e8decdddbeea83b8
[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] df583d445b7d0bfd47f141da85a8fee16d183cfa170f50fd6a3bb292819f3c34
[INFO] running `Command { std: "docker" "start" "-a" "df583d445b7d0bfd47f141da85a8fee16d183cfa170f50fd6a3bb292819f3c34", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking actix-signal-derive v0.1.0 (/opt/rustwide/workdir/actix-signal-derive)
[INFO] [stderr]    Compiling actix-macros v0.2.4
[INFO] [stderr]    Compiling actix_derive v0.6.1
[INFO] [stderr]     Checking actix-rt v2.9.0
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]     Checking actix v0.13.2
[INFO] [stderr]     Checking actix-signal v0.3.0 (/opt/rustwide/workdir/actix-signal)
[INFO] [stderr]     Checking actix-signal-test v0.2.0 (/opt/rustwide/workdir/actix-signal-test)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.87s
[INFO] running `Command { std: "docker" "inspect" "df583d445b7d0bfd47f141da85a8fee16d183cfa170f50fd6a3bb292819f3c34", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "df583d445b7d0bfd47f141da85a8fee16d183cfa170f50fd6a3bb292819f3c34", kill_on_drop: false }`
[INFO] [stdout] df583d445b7d0bfd47f141da85a8fee16d183cfa170f50fd6a3bb292819f3c34
[INFO] checking PhotonQuantum/actix-signal against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FPhotonQuantum%2Factix-signal" "/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/PhotonQuantum/actix-signal 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/PhotonQuantum/actix-signal
[INFO] finished tweaking git repo https://github.com/PhotonQuantum/actix-signal
[INFO] tweaked toml for git repo https://github.com/PhotonQuantum/actix-signal written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/PhotonQuantum/actix-signal 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]      Locking 1 package
[INFO] [stderr]     Updating actix-signal v0.2.0 (/workspace/builds/worker-0-tc2/source/actix-signal) -> v0.3.0
[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] 9153a19ddf57ad5ca0fd1793d6fb8ac4cf448aeddd0d7a0cd7729c5c4c7be7c9
[INFO] running `Command { std: "docker" "start" "-a" "9153a19ddf57ad5ca0fd1793d6fb8ac4cf448aeddd0d7a0cd7729c5c4c7be7c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9153a19ddf57ad5ca0fd1793d6fb8ac4cf448aeddd0d7a0cd7729c5c4c7be7c9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9153a19ddf57ad5ca0fd1793d6fb8ac4cf448aeddd0d7a0cd7729c5c4c7be7c9", kill_on_drop: false }`
[INFO] [stdout] 9153a19ddf57ad5ca0fd1793d6fb8ac4cf448aeddd0d7a0cd7729c5c4c7be7c9
[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] 929cb44dc4aedc9499a671c900e04b708a679a3f04bd15f59fbc07b98288f495
[INFO] running `Command { std: "docker" "start" "-a" "929cb44dc4aedc9499a671c900e04b708a679a3f04bd15f59fbc07b98288f495", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.78
[INFO] [stderr]     Checking smallvec v1.13.1
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling crossbeam-utils v0.8.19
[INFO] [stderr]     Checking unicode-ident v1.0.12
[INFO] [stderr]     Checking futures-task v0.3.30
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking mio v0.8.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking socket2 v0.5.5
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking parking_lot_core v0.9.9
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking tokio v1.36.0
[INFO] [stderr]     Checking quote v1.0.35
[INFO] [stderr]     Checking crossbeam-channel v0.5.11
[INFO] [stderr]    Compiling syn v2.0.48
[INFO] [stderr]     Checking actix-signal-derive v0.1.0 (/opt/rustwide/workdir/actix-signal-derive)
[INFO] [stderr]     Checking tokio-util v0.7.10
[INFO] [stderr]    Compiling actix-macros v0.2.4
[INFO] [stderr]    Compiling actix_derive v0.6.1
[INFO] [stderr]     Checking actix-rt v2.9.0
[INFO] [stderr]     Checking actix v0.13.2
[INFO] [stderr]     Checking actix-signal v0.3.0 (/opt/rustwide/workdir/actix-signal)
[INFO] [stderr]     Checking actix-signal-test v0.2.0 (/opt/rustwide/workdir/actix-signal-test)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.07s
[INFO] running `Command { std: "docker" "inspect" "929cb44dc4aedc9499a671c900e04b708a679a3f04bd15f59fbc07b98288f495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "929cb44dc4aedc9499a671c900e04b708a679a3f04bd15f59fbc07b98288f495", kill_on_drop: false }`
[INFO] [stdout] 929cb44dc4aedc9499a671c900e04b708a679a3f04bd15f59fbc07b98288f495