[INFO] fetching crate cc-cli 0.1.5...
[INFO] checking cc-cli-0.1.5 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate cc-cli 0.1.5 into /workspace/builds/worker-5-tc1/source
[INFO] validating manifest of crates.io crate cc-cli 0.1.5 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 cc-cli 0.1.5
[INFO] finished tweaking crates.io crate cc-cli 0.1.5
[INFO] tweaked toml for crates.io crate cc-cli 0.1.5 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate crates.io crate cc-cli 0.1.5 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]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded newline-converter v0.2.0
[INFO] [stderr]   Downloaded argh v0.1.10
[INFO] [stderr]   Downloaded lock_api v0.4.8
[INFO] [stderr]   Downloaded argh_shared v0.1.10
[INFO] [stderr]   Downloaded anyhow v1.0.70
[INFO] [stderr]   Downloaded argh_derive v0.1.10
[INFO] [stderr]   Downloaded dyn-clone v1.0.9
[INFO] [stderr]   Downloaded inquire v0.6.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] a4480fb018b2878aa493e5b602caec4e945b12b3649950a0f2bb6e6a9fc16095
[INFO] running `Command { std: "docker" "start" "-a" "a4480fb018b2878aa493e5b602caec4e945b12b3649950a0f2bb6e6a9fc16095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4480fb018b2878aa493e5b602caec4e945b12b3649950a0f2bb6e6a9fc16095", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4480fb018b2878aa493e5b602caec4e945b12b3649950a0f2bb6e6a9fc16095", kill_on_drop: false }`
[INFO] [stdout] a4480fb018b2878aa493e5b602caec4e945b12b3649950a0f2bb6e6a9fc16095
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 78e2d24b4fce3d9eaad6e734706e21f35bdc42e2f150f14104459c0f62761bea
[INFO] running `Command { std: "docker" "start" "-a" "78e2d24b4fce3d9eaad6e734706e21f35bdc42e2f150f14104459c0f62761bea", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling argh_shared v0.1.10
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]     Checking dyn-clone v1.0.9
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking newline-converter v0.2.0
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling argh_derive v0.1.10
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking inquire v0.6.0
[INFO] [stderr]     Checking argh v0.1.10
[INFO] [stderr]     Checking cc-cli v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.09s
[INFO] running `Command { std: "docker" "inspect" "78e2d24b4fce3d9eaad6e734706e21f35bdc42e2f150f14104459c0f62761bea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78e2d24b4fce3d9eaad6e734706e21f35bdc42e2f150f14104459c0f62761bea", kill_on_drop: false }`
[INFO] [stdout] 78e2d24b4fce3d9eaad6e734706e21f35bdc42e2f150f14104459c0f62761bea
[INFO] checking cc-cli-0.1.5 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate cc-cli 0.1.5 into /workspace/builds/worker-5-tc2/source
[INFO] validating manifest of crates.io crate cc-cli 0.1.5 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 cc-cli 0.1.5
[INFO] finished tweaking crates.io crate cc-cli 0.1.5
[INFO] tweaked toml for crates.io crate cc-cli 0.1.5 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate crates.io crate cc-cli 0.1.5 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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 5ef752e87a75ac65953819a4a4f899ff9d562351981dc370708d34248956baa9
[INFO] running `Command { std: "docker" "start" "-a" "5ef752e87a75ac65953819a4a4f899ff9d562351981dc370708d34248956baa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ef752e87a75ac65953819a4a4f899ff9d562351981dc370708d34248956baa9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ef752e87a75ac65953819a4a4f899ff9d562351981dc370708d34248956baa9", kill_on_drop: false }`
[INFO] [stdout] 5ef752e87a75ac65953819a4a4f899ff9d562351981dc370708d34248956baa9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 9309766f036f7fc69469714f0c8ad98013c14b8e5a1de360736de754b95530eb
[INFO] running `Command { std: "docker" "start" "-a" "9309766f036f7fc69469714f0c8ad98013c14b8e5a1de360736de754b95530eb", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.132
[INFO] [stderr]    Compiling proc-macro2 v1.0.32
[INFO] [stderr]    Compiling syn v1.0.82
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling signal-hook v0.3.14
[INFO] [stderr]     Checking smallvec v1.7.0
[INFO] [stderr]    Compiling argh_shared v0.1.10
[INFO] [stderr]    Compiling anyhow v1.0.70
[INFO] [stderr]     Checking newline-converter v0.2.0
[INFO] [stderr]    Compiling lock_api v0.4.8
[INFO] [stderr]     Checking dyn-clone v1.0.9
[INFO] [stderr]     Checking unicode-segmentation v1.8.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]    Compiling quote v1.0.10
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]     Checking signal-hook-mio v0.2.3
[INFO] [stderr]     Checking crossterm v0.25.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling argh_derive v0.1.10
[INFO] [stderr]     Checking thiserror v1.0.30
[INFO] [stderr]     Checking inquire v0.6.0
[INFO] [stderr]     Checking argh v0.1.10
[INFO] [stderr]     Checking cc-cli v0.1.5 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.37s
[INFO] running `Command { std: "docker" "inspect" "9309766f036f7fc69469714f0c8ad98013c14b8e5a1de360736de754b95530eb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9309766f036f7fc69469714f0c8ad98013c14b8e5a1de360736de754b95530eb", kill_on_drop: false }`
[INFO] [stdout] 9309766f036f7fc69469714f0c8ad98013c14b8e5a1de360736de754b95530eb