[INFO] fetching crate async-process 2.0.1...
[INFO] checking async-process-2.0.1 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate async-process 2.0.1 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate async-process 2.0.1 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 async-process 2.0.1
[INFO] finished tweaking crates.io crate async-process 2.0.1
[INFO] tweaked toml for crates.io crate async-process 2.0.1 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] crate crates.io crate async-process 2.0.1 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 windows-targets v0.52.0
[INFO] [stderr]   Downloaded async-channel v2.1.0
[INFO] [stderr]   Downloaded async-signal v0.2.5
[INFO] [stderr]   Downloaded event-listener-strategy v0.3.0
[INFO] [stderr]   Downloaded atomic-waker v1.1.2
[INFO] [stderr]   Downloaded blocking v1.5.1
[INFO] [stderr]   Downloaded piper v0.2.1
[INFO] [stderr]   Downloaded async-io v2.2.0
[INFO] [stderr]   Downloaded polling v3.3.0
[INFO] [stderr]   Downloaded crossbeam-utils v0.8.16
[INFO] [stderr]   Downloaded event-listener v4.0.0
[INFO] [stderr]   Downloaded rustix v0.38.21
[INFO] [stderr]   Downloaded windows_aarch64_gnullvm v0.52.0
[INFO] [stderr]   Downloaded windows_x86_64_gnullvm v0.52.0
[INFO] [stderr]   Downloaded windows_aarch64_msvc v0.52.0
[INFO] [stderr]   Downloaded windows_i686_gnu v0.52.0
[INFO] [stderr]   Downloaded windows_i686_msvc v0.52.0
[INFO] [stderr]   Downloaded linux-raw-sys v0.4.11
[INFO] [stderr]   Downloaded windows_x86_64_gnu v0.52.0
[INFO] [stderr]   Downloaded async-executor v1.7.1
[INFO] [stderr]   Downloaded windows_x86_64_msvc v0.52.0
[INFO] [stderr]   Downloaded futures-lite v2.0.1
[INFO] [stderr]   Downloaded event-listener v3.1.0
[INFO] [stderr]   Downloaded async-lock v3.1.0
[INFO] [stderr]   Downloaded async-task v4.5.0
[INFO] [stderr]   Downloaded bitflags v2.4.1
[INFO] [stderr]   Downloaded concurrent-queue v2.3.0
[INFO] [stderr]   Downloaded fastrand v2.0.1
[INFO] [stderr]   Downloaded futures-core v0.3.29
[INFO] [stderr]   Downloaded futures-io v0.3.29
[INFO] [stderr]   Downloaded errno v0.3.6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 6de103cd17ebb4531eaadce251db43a7e034c24928edce865152b5a8d6b9cd51
[INFO] running `Command { std: "docker" "start" "-a" "6de103cd17ebb4531eaadce251db43a7e034c24928edce865152b5a8d6b9cd51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6de103cd17ebb4531eaadce251db43a7e034c24928edce865152b5a8d6b9cd51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6de103cd17ebb4531eaadce251db43a7e034c24928edce865152b5a8d6b9cd51", kill_on_drop: false }`
[INFO] [stdout] 6de103cd17ebb4531eaadce251db43a7e034c24928edce865152b5a8d6b9cd51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] ed1da5beaed7ef6f7c2a2552161baffbf8d4787666d8119d888cad8dc8925625
[INFO] running `Command { std: "docker" "start" "-a" "ed1da5beaed7ef6f7c2a2552161baffbf8d4787666d8119d888cad8dc8925625", kill_on_drop: false }`
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking async-task v4.5.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking concurrent-queue v2.3.0
[INFO] [stderr]     Checking futures-lite v2.0.1
[INFO] [stderr]     Checking event-listener v3.1.0
[INFO] [stderr]     Checking event-listener v4.0.0
[INFO] [stderr]     Checking event-listener-strategy v0.3.0
[INFO] [stderr]     Checking async-lock v3.1.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking async-executor v1.7.1
[INFO] [stderr]     Checking polling v3.3.0
[INFO] [stderr]     Checking async-io v2.2.0
[INFO] [stderr]     Checking async-signal v0.2.5
[INFO] [stderr]     Checking async-process v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "ed1da5beaed7ef6f7c2a2552161baffbf8d4787666d8119d888cad8dc8925625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed1da5beaed7ef6f7c2a2552161baffbf8d4787666d8119d888cad8dc8925625", kill_on_drop: false }`
[INFO] [stdout] ed1da5beaed7ef6f7c2a2552161baffbf8d4787666d8119d888cad8dc8925625
[INFO] checking async-process-2.0.1 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate async-process 2.0.1 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate async-process 2.0.1 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 async-process 2.0.1
[INFO] finished tweaking crates.io crate async-process 2.0.1
[INFO] tweaked toml for crates.io crate async-process 2.0.1 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] crate crates.io crate async-process 2.0.1 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-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 519bf5c99ebd072e3cb0929945ab26ad2f42ce2b5d6c978a96468bf7f09575da
[INFO] running `Command { std: "docker" "start" "-a" "519bf5c99ebd072e3cb0929945ab26ad2f42ce2b5d6c978a96468bf7f09575da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "519bf5c99ebd072e3cb0929945ab26ad2f42ce2b5d6c978a96468bf7f09575da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "519bf5c99ebd072e3cb0929945ab26ad2f42ce2b5d6c978a96468bf7f09575da", kill_on_drop: false }`
[INFO] [stdout] 519bf5c99ebd072e3cb0929945ab26ad2f42ce2b5d6c978a96468bf7f09575da
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c3e0c7cd6e9b9642bb4b598e1d1c7ba5e4d8989ed6f56870b920db8c48032d0c
[INFO] running `Command { std: "docker" "start" "-a" "c3e0c7cd6e9b9642bb4b598e1d1c7ba5e4d8989ed6f56870b920db8c48032d0c", kill_on_drop: false }`
[INFO] [stderr]     Checking pin-project-lite v0.2.13
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking parking v2.2.0
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling rustix v0.38.21
[INFO] [stderr]     Checking futures-io v0.3.29
[INFO] [stderr]     Checking memchr v2.6.4
[INFO] [stderr]     Checking bitflags v2.4.1
[INFO] [stderr]     Checking linux-raw-sys v0.4.11
[INFO] [stderr]     Checking tracing-core v0.1.32
[INFO] [stderr]    Compiling libc v0.2.150
[INFO] [stderr]     Checking fastrand v2.0.1
[INFO] [stderr]     Checking waker-fn v1.1.1
[INFO] [stderr]     Checking async-task v4.5.0
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]     Checking tracing v0.1.40
[INFO] [stderr]     Checking concurrent-queue v2.3.0
[INFO] [stderr]     Checking futures-lite v2.0.1
[INFO] [stderr]     Checking event-listener v3.1.0
[INFO] [stderr]     Checking event-listener v4.0.0
[INFO] [stderr]     Checking event-listener-strategy v0.3.0
[INFO] [stderr]     Checking async-lock v3.1.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.1
[INFO] [stderr]     Checking async-executor v1.7.1
[INFO] [stderr]     Checking polling v3.3.0
[INFO] [stderr]     Checking async-io v2.2.0
[INFO] [stderr]     Checking async-signal v0.2.5
[INFO] [stderr]     Checking async-process v2.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.32s
[INFO] running `Command { std: "docker" "inspect" "c3e0c7cd6e9b9642bb4b598e1d1c7ba5e4d8989ed6f56870b920db8c48032d0c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3e0c7cd6e9b9642bb4b598e1d1c7ba5e4d8989ed6f56870b920db8c48032d0c", kill_on_drop: false }`
[INFO] [stdout] c3e0c7cd6e9b9642bb4b598e1d1c7ba5e4d8989ed6f56870b920db8c48032d0c