[INFO] cloning repository https://github.com/chmouel/snazy
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chmouel/snazy" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmouel%2Fsnazy", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmouel%2Fsnazy'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 42a9cdc64a64ed5add0c80858664f2b84a16022c
[INFO] checking chmouel/snazy against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmouel%2Fsnazy" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chmouel/snazy 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/chmouel/snazy
[INFO] finished tweaking git repo https://github.com/chmouel/snazy
[INFO] tweaked toml for git repo https://github.com/chmouel/snazy written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/chmouel/snazy 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 color-print-proc-macro v0.3.5
[INFO] [stderr]   Downloaded color-print v0.3.5
[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] bb05dc110ab79ca2a3271c578c78a6121262a9102b5d8a93da97a31f409f3587
[INFO] running `Command { std: "docker" "start" "-a" "bb05dc110ab79ca2a3271c578c78a6121262a9102b5d8a93da97a31f409f3587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "bb05dc110ab79ca2a3271c578c78a6121262a9102b5d8a93da97a31f409f3587", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bb05dc110ab79ca2a3271c578c78a6121262a9102b5d8a93da97a31f409f3587", kill_on_drop: false }`
[INFO] [stdout] bb05dc110ab79ca2a3271c578c78a6121262a9102b5d8a93da97a31f409f3587
[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] 97ac923ad3701e55a880e8ad7794191a8f7fa8761e92719aa1223c5a704719cd
[INFO] running `Command { std: "docker" "start" "-a" "97ac923ad3701e55a880e8ad7794191a8f7fa8761e92719aa1223c5a704719cd", kill_on_drop: false }`
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]    Compiling color-print-proc-macro v0.3.5
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking color-print v0.3.5
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking clap_complete v4.5.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking snazy v0.52.17 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `colouring` is never read
[INFO] [stdout]   --> src/config.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub colouring: bool,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `colouring` is never read
[INFO] [stdout]   --> src/config.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub colouring: bool,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.32s
[INFO] running `Command { std: "docker" "inspect" "97ac923ad3701e55a880e8ad7794191a8f7fa8761e92719aa1223c5a704719cd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97ac923ad3701e55a880e8ad7794191a8f7fa8761e92719aa1223c5a704719cd", kill_on_drop: false }`
[INFO] [stdout] 97ac923ad3701e55a880e8ad7794191a8f7fa8761e92719aa1223c5a704719cd
[INFO] checking chmouel/snazy against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchmouel%2Fsnazy" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/chmouel/snazy 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/chmouel/snazy
[INFO] finished tweaking git repo https://github.com/chmouel/snazy
[INFO] tweaked toml for git repo https://github.com/chmouel/snazy written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/chmouel/snazy 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] 26ec824d1bd94fc4718764b6ab65517421ee24859c23ce9490aae80d38961760
[INFO] running `Command { std: "docker" "start" "-a" "26ec824d1bd94fc4718764b6ab65517421ee24859c23ce9490aae80d38961760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "26ec824d1bd94fc4718764b6ab65517421ee24859c23ce9490aae80d38961760", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "26ec824d1bd94fc4718764b6ab65517421ee24859c23ce9490aae80d38961760", kill_on_drop: false }`
[INFO] [stdout] 26ec824d1bd94fc4718764b6ab65517421ee24859c23ce9490aae80d38961760
[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] de2f8360aa72c55b1ea3cd9c99f6cae5142815de5ccfa548705d57fa7bc33ebd
[INFO] running `Command { std: "docker" "start" "-a" "de2f8360aa72c55b1ea3cd9c99f6cae5142815de5ccfa548705d57fa7bc33ebd", kill_on_drop: false }`
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]    Compiling rustix v0.38.31
[INFO] [stderr]     Checking clap_builder v4.5.2
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]     Checking linux-raw-sys v0.4.13
[INFO] [stderr]     Checking bitflags v2.4.2
[INFO] [stderr]    Compiling serde_json v1.0.115
[INFO] [stderr]    Compiling color-print-proc-macro v0.3.5
[INFO] [stderr]     Checking chrono v0.4.34
[INFO] [stderr]    Compiling clap_derive v4.5.4
[INFO] [stderr]     Checking is-terminal v0.4.12
[INFO] [stderr]     Checking regex v1.10.4
[INFO] [stderr]     Checking color-print v0.3.5
[INFO] [stderr]     Checking tempfile v3.10.1
[INFO] [stderr]     Checking clap v4.5.4
[INFO] [stderr]     Checking clap_complete v4.5.1
[INFO] [stderr]     Checking serde v1.0.197
[INFO] [stderr]     Checking snazy v0.52.17 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `colouring` is never read
[INFO] [stdout]   --> src/config.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub colouring: bool,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field `colouring` is never read
[INFO] [stdout]   --> src/config.rs:39:9
[INFO] [stdout]    |
[INFO] [stdout] 36 | pub struct Config {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] ...
[INFO] [stdout] 39 |     pub colouring: bool,
[INFO] [stdout]    |         ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Config` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 19.63s
[INFO] running `Command { std: "docker" "inspect" "de2f8360aa72c55b1ea3cd9c99f6cae5142815de5ccfa548705d57fa7bc33ebd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de2f8360aa72c55b1ea3cd9c99f6cae5142815de5ccfa548705d57fa7bc33ebd", kill_on_drop: false }`
[INFO] [stdout] de2f8360aa72c55b1ea3cd9c99f6cae5142815de5ccfa548705d57fa7bc33ebd