[INFO] cloning repository https://github.com/chadac/nixspace
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chadac/nixspace" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchadac%2Fnixspace", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchadac%2Fnixspace'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] e904dc090dbe88b86d721bf5d2c042d98b8d6962
[INFO] checking chadac/nixspace against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchadac%2Fnixspace" "/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/chadac/nixspace 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/chadac/nixspace
[INFO] finished tweaking git repo https://github.com/chadac/nixspace
[INFO] tweaked toml for git repo https://github.com/chadac/nixspace written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/chadac/nixspace 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 querystring v1.1.0
[INFO] [stderr]   Downloaded clap-verbosity-flag v2.1.1
[INFO] [stderr]   Downloaded fake-tty v0.3.1
[INFO] [stderr]   Downloaded glob-match v0.2.1
[INFO] [stderr]   Downloaded serde_variant v0.1.2
[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] 4352f6a7abc19e51b1d79cbe3e2a7e9be9cd352c66fca48821cb6a1508352030
[INFO] running `Command { std: "docker" "start" "-a" "4352f6a7abc19e51b1d79cbe3e2a7e9be9cd352c66fca48821cb6a1508352030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4352f6a7abc19e51b1d79cbe3e2a7e9be9cd352c66fca48821cb6a1508352030", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4352f6a7abc19e51b1d79cbe3e2a7e9be9cd352c66fca48821cb6a1508352030", kill_on_drop: false }`
[INFO] [stdout] 4352f6a7abc19e51b1d79cbe3e2a7e9be9cd352c66fca48821cb6a1508352030
[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] b5e0c4bdb3e5737ec43b95956a6294f584c36960d6d3e082ae40e487a303c4a3
[INFO] running `Command { std: "docker" "start" "-a" "b5e0c4bdb3e5737ec43b95956a6294f584c36960d6d3e082ae40e487a303c4a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]    Compiling anyhow v1.0.77
[INFO] [stderr]     Checking winnow v0.5.31
[INFO] [stderr]     Checking clap_builder v4.4.12
[INFO] [stderr]     Checking paris v1.5.15
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking querystring v1.1.0
[INFO] [stderr]    Compiling time-macros v0.2.16
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking glob-match v0.2.1
[INFO] [stderr]     Checking similar v2.4.0
[INFO] [stderr]     Checking fake-tty v0.3.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]     Checking time v0.3.31
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking simplelog v0.12.1
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking clap v4.4.12
[INFO] [stderr]     Checking clap-verbosity-flag v2.1.1
[INFO] [stderr]     Checking serde v1.0.193
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_variant v0.1.2
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking insta v1.34.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking ns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.87s
[INFO] running `Command { std: "docker" "inspect" "b5e0c4bdb3e5737ec43b95956a6294f584c36960d6d3e082ae40e487a303c4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5e0c4bdb3e5737ec43b95956a6294f584c36960d6d3e082ae40e487a303c4a3", kill_on_drop: false }`
[INFO] [stdout] b5e0c4bdb3e5737ec43b95956a6294f584c36960d6d3e082ae40e487a303c4a3
[INFO] checking chadac/nixspace against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchadac%2Fnixspace" "/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/chadac/nixspace 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/chadac/nixspace
[INFO] finished tweaking git repo https://github.com/chadac/nixspace
[INFO] tweaked toml for git repo https://github.com/chadac/nixspace written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/chadac/nixspace 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] e2f53527bd18661f563d511823d832817d180f83e451557d87a6a98436b5481f
[INFO] running `Command { std: "docker" "start" "-a" "e2f53527bd18661f563d511823d832817d180f83e451557d87a6a98436b5481f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e2f53527bd18661f563d511823d832817d180f83e451557d87a6a98436b5481f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e2f53527bd18661f563d511823d832817d180f83e451557d87a6a98436b5481f", kill_on_drop: false }`
[INFO] [stdout] e2f53527bd18661f563d511823d832817d180f83e451557d87a6a98436b5481f
[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] 6f65979c096dc1b5cce39cdd03a7fab564f5f50a21ad3189f7caa2acc5360d06
[INFO] running `Command { std: "docker" "start" "-a" "6f65979c096dc1b5cce39cdd03a7fab564f5f50a21ad3189f7caa2acc5360d06", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.71
[INFO] [stderr]    Compiling libc v0.2.151
[INFO] [stderr]     Checking memchr v2.7.1
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling time-core v0.1.2
[INFO] [stderr]     Checking indexmap v2.1.0
[INFO] [stderr]     Checking num_threads v0.1.6
[INFO] [stderr]    Compiling anyhow v1.0.77
[INFO] [stderr]     Checking winnow v0.5.31
[INFO] [stderr]     Checking clap_builder v4.4.12
[INFO] [stderr]     Checking paris v1.5.15
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking console v0.15.7
[INFO] [stderr]     Checking colored v2.1.0
[INFO] [stderr]     Checking fake-tty v0.3.1
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]    Compiling time-macros v0.2.16
[INFO] [stderr]     Checking querystring v1.1.0
[INFO] [stderr]     Checking similar v2.4.0
[INFO] [stderr]     Checking deranged v0.3.11
[INFO] [stderr]     Checking glob-match v0.2.1
[INFO] [stderr]     Checking object v0.32.2
[INFO] [stderr]     Checking aho-corasick v1.1.2
[INFO] [stderr]     Checking tempdir v0.3.7
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling cc v1.0.83
[INFO] [stderr]    Compiling syn v2.0.43
[INFO] [stderr]     Checking time v0.3.31
[INFO] [stderr]     Checking regex-automata v0.4.3
[INFO] [stderr]    Compiling backtrace v0.3.69
[INFO] [stderr]     Checking simplelog v0.12.1
[INFO] [stderr]     Checking regex v1.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling clap_derive v4.4.7
[INFO] [stderr]     Checking clap v4.4.12
[INFO] [stderr]     Checking clap-verbosity-flag v2.1.1
[INFO] [stderr]     Checking serde v1.0.193
[INFO] [stderr]     Checking toml_datetime v0.6.5
[INFO] [stderr]     Checking serde_spanned v0.6.5
[INFO] [stderr]     Checking serde_variant v0.1.2
[INFO] [stderr]     Checking toml v0.5.11
[INFO] [stderr]     Checking serde_json v1.0.108
[INFO] [stderr]     Checking toml_edit v0.21.0
[INFO] [stderr]     Checking insta v1.34.0
[INFO] [stderr]     Checking toml v0.8.8
[INFO] [stderr]     Checking ns v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.74s
[INFO] running `Command { std: "docker" "inspect" "6f65979c096dc1b5cce39cdd03a7fab564f5f50a21ad3189f7caa2acc5360d06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6f65979c096dc1b5cce39cdd03a7fab564f5f50a21ad3189f7caa2acc5360d06", kill_on_drop: false }`
[INFO] [stdout] 6f65979c096dc1b5cce39cdd03a7fab564f5f50a21ad3189f7caa2acc5360d06