[INFO] cloning repository https://github.com/baz-scm/example-file-notifier
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/baz-scm/example-file-notifier" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaz-scm%2Fexample-file-notifier", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaz-scm%2Fexample-file-notifier'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f6859cabc4280f669083c85042b806b49ddc1b65
[INFO] checking baz-scm/example-file-notifier against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaz-scm%2Fexample-file-notifier" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/baz-scm/example-file-notifier 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/baz-scm/example-file-notifier
[INFO] finished tweaking git repo https://github.com/baz-scm/example-file-notifier
[INFO] tweaked toml for git repo https://github.com/baz-scm/example-file-notifier written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/baz-scm/example-file-notifier 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 notify-debouncer-mini v0.3.0
[INFO] [stderr]   Downloaded kqueue v1.0.7
[INFO] [stderr]   Downloaded notify v6.0.1
[INFO] [stderr]   Downloaded kqueue-sys v1.0.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] f82a3e40123f3c7994650ef49e7a0551a0d7526c00fe0a1c3ea49533e4e004b4
[INFO] running `Command { std: "docker" "start" "-a" "f82a3e40123f3c7994650ef49e7a0551a0d7526c00fe0a1c3ea49533e4e004b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f82a3e40123f3c7994650ef49e7a0551a0d7526c00fe0a1c3ea49533e4e004b4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f82a3e40123f3c7994650ef49e7a0551a0d7526c00fe0a1c3ea49533e4e004b4", kill_on_drop: false }`
[INFO] [stdout] f82a3e40123f3c7994650ef49e7a0551a0d7526c00fe0a1c3ea49533e4e004b4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 8a1e42cb76ebf151ef59144fd6668651745c99f20db4c786f00d2f530a256b04
[INFO] running `Command { std: "docker" "start" "-a" "8a1e42cb76ebf151ef59144fd6668651745c99f20db4c786f00d2f530a256b04", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.21
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking notify v6.0.1
[INFO] [stderr]     Checking regex-automata v0.3.3
[INFO] [stderr]     Checking notify-debouncer-mini v0.3.0
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking baz_daemon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.79s
[INFO] running `Command { std: "docker" "inspect" "8a1e42cb76ebf151ef59144fd6668651745c99f20db4c786f00d2f530a256b04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a1e42cb76ebf151ef59144fd6668651745c99f20db4c786f00d2f530a256b04", kill_on_drop: false }`
[INFO] [stdout] 8a1e42cb76ebf151ef59144fd6668651745c99f20db4c786f00d2f530a256b04
[INFO] checking baz-scm/example-file-notifier against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbaz-scm%2Fexample-file-notifier" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/baz-scm/example-file-notifier 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/baz-scm/example-file-notifier
[INFO] finished tweaking git repo https://github.com/baz-scm/example-file-notifier
[INFO] tweaked toml for git repo https://github.com/baz-scm/example-file-notifier written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/baz-scm/example-file-notifier 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-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 648789b8e2e5553711ab7628f9937254af84841730bd405b792b9340449addbf
[INFO] running `Command { std: "docker" "start" "-a" "648789b8e2e5553711ab7628f9937254af84841730bd405b792b9340449addbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "648789b8e2e5553711ab7628f9937254af84841730bd405b792b9340449addbf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "648789b8e2e5553711ab7628f9937254af84841730bd405b792b9340449addbf", kill_on_drop: false }`
[INFO] [stdout] 648789b8e2e5553711ab7628f9937254af84841730bd405b792b9340449addbf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 3c829706f26ccbfa2511a3e97787f0b7fbc0f843059fae1f8eb473297ee554e7
[INFO] running `Command { std: "docker" "start" "-a" "3c829706f26ccbfa2511a3e97787f0b7fbc0f843059fae1f8eb473297ee554e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.147
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling crossbeam-utils v0.8.16
[INFO] [stderr]    Compiling rustix v0.38.4
[INFO] [stderr]     Checking log v0.4.19
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]     Checking regex-syntax v0.7.4
[INFO] [stderr]     Checking bitflags v2.3.3
[INFO] [stderr]     Checking linux-raw-sys v0.4.3
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]     Checking termcolor v1.2.0
[INFO] [stderr]     Checking humantime v2.1.0
[INFO] [stderr]     Checking walkdir v2.3.3
[INFO] [stderr]     Checking crossbeam-channel v0.5.8
[INFO] [stderr]     Checking aho-corasick v1.0.2
[INFO] [stderr]     Checking inotify-sys v0.1.5
[INFO] [stderr]     Checking filetime v0.2.21
[INFO] [stderr]     Checking mio v0.8.8
[INFO] [stderr]     Checking inotify v0.9.6
[INFO] [stderr]     Checking is-terminal v0.4.9
[INFO] [stderr]     Checking notify v6.0.1
[INFO] [stderr]     Checking notify-debouncer-mini v0.3.0
[INFO] [stderr]     Checking regex-automata v0.3.3
[INFO] [stderr]     Checking regex v1.9.1
[INFO] [stderr]     Checking env_logger v0.10.0
[INFO] [stderr]     Checking baz_daemon v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.63s
[INFO] running `Command { std: "docker" "inspect" "3c829706f26ccbfa2511a3e97787f0b7fbc0f843059fae1f8eb473297ee554e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3c829706f26ccbfa2511a3e97787f0b7fbc0f843059fae1f8eb473297ee554e7", kill_on_drop: false }`
[INFO] [stdout] 3c829706f26ccbfa2511a3e97787f0b7fbc0f843059fae1f8eb473297ee554e7