[INFO] cloning repository https://github.com/EvgenyiK/CatR
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/EvgenyiK/CatR" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEvgenyiK%2FCatR", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEvgenyiK%2FCatR'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c7de93f615fb1009933d0e256d1ea82f91bbda76
[INFO] checking EvgenyiK/CatR against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEvgenyiK%2FCatR" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EvgenyiK/CatR 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/EvgenyiK/CatR
[INFO] finished tweaking git repo https://github.com/EvgenyiK/CatR
[INFO] tweaked toml for git repo https://github.com/EvgenyiK/CatR written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/EvgenyiK/CatR 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]  Downloading crates ...
[INFO] [stderr]   Downloaded assert_cmd v2.0.6
[INFO] [stderr]   Downloaded predicates-core v1.0.5
[INFO] [stderr]   Downloaded predicates v2.1.3
[INFO] [stderr]   Downloaded predicates-tree v1.0.7
[INFO] [stderr]   Downloaded termtree v0.4.0
[INFO] [stderr]   Downloaded serde v1.0.147
[INFO] [stderr]   Downloaded bstr v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 6e3d20a1507508713182c95d9524e2520fc782e80a02d42c7c96f9bbd68b5010
[INFO] running `Command { std: "docker" "start" "-a" "6e3d20a1507508713182c95d9524e2520fc782e80a02d42c7c96f9bbd68b5010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e3d20a1507508713182c95d9524e2520fc782e80a02d42c7c96f9bbd68b5010", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e3d20a1507508713182c95d9524e2520fc782e80a02d42c7c96f9bbd68b5010", kill_on_drop: false }`
[INFO] [stdout] 6e3d20a1507508713182c95d9524e2520fc782e80a02d42c7c96f9bbd68b5010
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] c9807fc9e66d4bf6a9103e21b62e55d95c882f4591bd8f5997716da0b4044717
[INFO] running `Command { std: "docker" "start" "-a" "c9807fc9e66d4bf6a9103e21b62e55d95c882f4591bd8f5997716da0b4044717", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking predicates-core v1.0.5
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking termtree v0.4.0
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking predicates-tree v1.0.7
[INFO] [stderr]     Checking bstr v1.0.1
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking predicates v2.1.3
[INFO] [stderr]     Checking assert_cmd v2.0.6
[INFO] [stderr]     Checking catr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `bustle_stdin_b` is never used
[INFO] [stdout]   --> tests/cli.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn bustle_stdin_b() -> TestResult {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 6.01s
[INFO] running `Command { std: "docker" "inspect" "c9807fc9e66d4bf6a9103e21b62e55d95c882f4591bd8f5997716da0b4044717", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9807fc9e66d4bf6a9103e21b62e55d95c882f4591bd8f5997716da0b4044717", kill_on_drop: false }`
[INFO] [stdout] c9807fc9e66d4bf6a9103e21b62e55d95c882f4591bd8f5997716da0b4044717
[INFO] checking EvgenyiK/CatR against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FEvgenyiK%2FCatR" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/EvgenyiK/CatR 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/EvgenyiK/CatR
[INFO] finished tweaking git repo https://github.com/EvgenyiK/CatR
[INFO] tweaked toml for git repo https://github.com/EvgenyiK/CatR written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/EvgenyiK/CatR 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-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] eb92a807ab344925c652eb420e1d896326de48075cf280f6f888be16565d4927
[INFO] running `Command { std: "docker" "start" "-a" "eb92a807ab344925c652eb420e1d896326de48075cf280f6f888be16565d4927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "eb92a807ab344925c652eb420e1d896326de48075cf280f6f888be16565d4927", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "eb92a807ab344925c652eb420e1d896326de48075cf280f6f888be16565d4927", kill_on_drop: false }`
[INFO] [stdout] eb92a807ab344925c652eb420e1d896326de48075cf280f6f888be16565d4927
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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] 9f6049e6c20cc27ef39068ebd680c9fe70fb6f75cc0873ef6b6bd6f2930116e5
[INFO] running `Command { std: "docker" "start" "-a" "9f6049e6c20cc27ef39068ebd680c9fe70fb6f75cc0873ef6b6bd6f2930116e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.137
[INFO] [stderr]     Checking unicode-width v0.1.10
[INFO] [stderr]     Checking predicates-core v1.0.5
[INFO] [stderr]     Checking regex-syntax v0.6.28
[INFO] [stderr]     Checking ansi_term v0.12.1
[INFO] [stderr]     Checking either v1.8.0
[INFO] [stderr]     Checking once_cell v1.16.0
[INFO] [stderr]     Checking termtree v0.4.0
[INFO] [stderr]     Checking aho-corasick v0.7.19
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking itertools v0.10.5
[INFO] [stderr]     Checking predicates-tree v1.0.7
[INFO] [stderr]     Checking bstr v1.0.1
[INFO] [stderr]     Checking getrandom v0.2.8
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]     Checking regex v1.7.0
[INFO] [stderr]     Checking predicates v2.1.3
[INFO] [stderr]     Checking assert_cmd v2.0.6
[INFO] [stderr]     Checking catr v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `bustle_stdin_b` is never used
[INFO] [stdout]   --> tests/cli.rs:94:4
[INFO] [stdout]    |
[INFO] [stdout] 94 | fn bustle_stdin_b() -> TestResult {
[INFO] [stdout]    |    ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[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 5.27s
[INFO] running `Command { std: "docker" "inspect" "9f6049e6c20cc27ef39068ebd680c9fe70fb6f75cc0873ef6b6bd6f2930116e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9f6049e6c20cc27ef39068ebd680c9fe70fb6f75cc0873ef6b6bd6f2930116e5", kill_on_drop: false }`
[INFO] [stdout] 9f6049e6c20cc27ef39068ebd680c9fe70fb6f75cc0873ef6b6bd6f2930116e5