[INFO] cloning repository https://github.com/HenryRoutson/autoheader
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/HenryRoutson/autoheader" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenryRoutson%2Fautoheader", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenryRoutson%2Fautoheader'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 8f08e253745f7ac8f0bcf749f7c307b83affa939
[INFO] checking HenryRoutson/autoheader against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenryRoutson%2Fautoheader" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HenryRoutson/autoheader 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/HenryRoutson/autoheader
[INFO] finished tweaking git repo https://github.com/HenryRoutson/autoheader
[INFO] tweaked toml for git repo https://github.com/HenryRoutson/autoheader written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/HenryRoutson/autoheader 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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 145913e90cfdb3a5b46eb756bfffcd57b9e5cf2f92a06b0f44c0cc57d0be7576
[INFO] running `Command { std: "docker" "start" "-a" "145913e90cfdb3a5b46eb756bfffcd57b9e5cf2f92a06b0f44c0cc57d0be7576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "145913e90cfdb3a5b46eb756bfffcd57b9e5cf2f92a06b0f44c0cc57d0be7576", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "145913e90cfdb3a5b46eb756bfffcd57b9e5cf2f92a06b0f44c0cc57d0be7576", kill_on_drop: false }`
[INFO] [stdout] 145913e90cfdb3a5b46eb756bfffcd57b9e5cf2f92a06b0f44c0cc57d0be7576
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] d7e92d6badb5360240b90a2e48c51a08dc7d8f1f1e03466fbf02c5762052254c
[INFO] running `Command { std: "docker" "start" "-a" "d7e92d6badb5360240b90a2e48c51a08dc7d8f1f1e03466fbf02c5762052254c", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking c_header v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.91s
[INFO] running `Command { std: "docker" "inspect" "d7e92d6badb5360240b90a2e48c51a08dc7d8f1f1e03466fbf02c5762052254c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d7e92d6badb5360240b90a2e48c51a08dc7d8f1f1e03466fbf02c5762052254c", kill_on_drop: false }`
[INFO] [stdout] d7e92d6badb5360240b90a2e48c51a08dc7d8f1f1e03466fbf02c5762052254c
[INFO] checking HenryRoutson/autoheader against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FHenryRoutson%2Fautoheader" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/HenryRoutson/autoheader 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/HenryRoutson/autoheader
[INFO] finished tweaking git repo https://github.com/HenryRoutson/autoheader
[INFO] tweaked toml for git repo https://github.com/HenryRoutson/autoheader written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/HenryRoutson/autoheader 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-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] e410e57d4dfbfc26109894f63c75d87e4958e7212e1eb1278549b633d60fa719
[INFO] running `Command { std: "docker" "start" "-a" "e410e57d4dfbfc26109894f63c75d87e4958e7212e1eb1278549b633d60fa719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e410e57d4dfbfc26109894f63c75d87e4958e7212e1eb1278549b633d60fa719", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e410e57d4dfbfc26109894f63c75d87e4958e7212e1eb1278549b633d60fa719", kill_on_drop: false }`
[INFO] [stdout] e410e57d4dfbfc26109894f63c75d87e4958e7212e1eb1278549b633d60fa719
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 07dded4a56fc71cf76835acb09c6fff1ae52e1d2766273f18dd468020c48a81f
[INFO] running `Command { std: "docker" "start" "-a" "07dded4a56fc71cf76835acb09c6fff1ae52e1d2766273f18dd468020c48a81f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking aho-corasick v0.7.20
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking colored v2.0.0
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking c_header v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.27s
[INFO] running `Command { std: "docker" "inspect" "07dded4a56fc71cf76835acb09c6fff1ae52e1d2766273f18dd468020c48a81f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "07dded4a56fc71cf76835acb09c6fff1ae52e1d2766273f18dd468020c48a81f", kill_on_drop: false }`
[INFO] [stdout] 07dded4a56fc71cf76835acb09c6fff1ae52e1d2766273f18dd468020c48a81f