[INFO] cloning repository https://github.com/Ernest1338/termcol
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Ernest1338/termcol" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErnest1338%2Ftermcol", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErnest1338%2Ftermcol'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] bf25261c76ac4ef15a8ab233f6e698026b8ece85
[INFO] testing Ernest1338/termcol against try#33835004928d3bf65db4d4712e1330766263b0bd for pr-155739
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FErnest1338%2Ftermcol" "/workspace/builds/worker-4-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-4-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/Ernest1338/termcol
[INFO] finished tweaking git repo https://github.com/Ernest1338/termcol
[INFO] tweaked toml for git repo https://github.com/Ernest1338/termcol written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/Ernest1338/termcol on toolchain 33835004928d3bf65db4d4712e1330766263b0bd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/Ernest1338/termcol 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" "+33835004928d3bf65db4d4712e1330766263b0bd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b4cbd47056abc1c454ee8c01fb6cdc6f76f502ab6db79b39e798c1f25426965a
[INFO] running `Command { std: "docker" "start" "-a" "b4cbd47056abc1c454ee8c01fb6cdc6f76f502ab6db79b39e798c1f25426965a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b4cbd47056abc1c454ee8c01fb6cdc6f76f502ab6db79b39e798c1f25426965a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4cbd47056abc1c454ee8c01fb6cdc6f76f502ab6db79b39e798c1f25426965a", kill_on_drop: false }`
[INFO] [stdout] b4cbd47056abc1c454ee8c01fb6cdc6f76f502ab6db79b39e798c1f25426965a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8ea200dbe1566e73b0400a0205e7b0d6625515a0dd8d892d57a2ce21ea038a5
[INFO] running `Command { std: "docker" "start" "-a" "a8ea200dbe1566e73b0400a0205e7b0d6625515a0dd8d892d57a2ce21ea038a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling termcol v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "a8ea200dbe1566e73b0400a0205e7b0d6625515a0dd8d892d57a2ce21ea038a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8ea200dbe1566e73b0400a0205e7b0d6625515a0dd8d892d57a2ce21ea038a5", kill_on_drop: false }`
[INFO] [stdout] a8ea200dbe1566e73b0400a0205e7b0d6625515a0dd8d892d57a2ce21ea038a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afa7aa05fbb590d9d5a4f926299d66952fae58f6e19cea90b7fc59d457998072
[INFO] running `Command { std: "docker" "start" "-a" "afa7aa05fbb590d9d5a4f926299d66952fae58f6e19cea90b7fc59d457998072", kill_on_drop: false }`
[INFO] [stderr]    Compiling termcol v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] running `Command { std: "docker" "inspect" "afa7aa05fbb590d9d5a4f926299d66952fae58f6e19cea90b7fc59d457998072", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa7aa05fbb590d9d5a4f926299d66952fae58f6e19cea90b7fc59d457998072", kill_on_drop: false }`
[INFO] [stdout] afa7aa05fbb590d9d5a4f926299d66952fae58f6e19cea90b7fc59d457998072
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+33835004928d3bf65db4d4712e1330766263b0bd" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 88f7e425cedb2918b4612440065f309f5f1be02bd6e4e366e922daab355f616c
[INFO] running `Command { std: "docker" "start" "-a" "88f7e425cedb2918b4612440065f309f5f1be02bd6e4e366e922daab355f616c", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/termcol-817e0481870d6d5e)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests termcol
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test src/lib.rs - clean_output (line 32) - compile ... ok
[INFO] [stdout] test src/lib.rs - format (line 269) - compile ... ok
[INFO] [stdout] test src/lib.rs - true_color_string_hex (line 241) - compile ... ok
[INFO] [stdout] test src/lib.rs - color_string (line 120) - compile ... ok
[INFO] [stdout] test src/lib.rs - true_color_string (line 184) - compile ... ok
[INFO] [stdout] test src/lib.rs - optimize (line 327) - compile ... FAILED
[INFO] [stdout] test src/lib.rs - true_color (line 162) - compile ... ok
[INFO] [stdout] test src/lib.rs - color (line 86) - compile ... ok
[INFO] [stdout] test src/lib.rs - format_string (line 295) - compile ... ok
[INFO] [stdout] test src/lib.rs - true_color_hex (line 213) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout] 
[INFO] [stdout] ---- src/lib.rs - optimize (line 327) stdout ----
[INFO] [stdout] error[E0425]: cannot find value `string_to_optimize` in this scope
[INFO] [stdout]    --> src/lib.rs:331:31
[INFO] [stdout]     |
[INFO] [stdout] 331 | let better_string = optimize(&string_to_optimize);
[INFO] [stdout]     |                               ^^^^^^^^^^^^^^^^^^ not found in this scope
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0425`.
[INFO] [stdout] Couldn't compile the test.
[INFO] [stdout] 
[INFO] [stdout] failures:
[INFO] [stdout]     src/lib.rs - optimize (line 327)
[INFO] [stdout] 
[INFO] [stdout] test result: FAILED. 10 passed; 1 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] [stderr] error: doctest failed, to rerun pass `--doc`
[INFO] running `Command { std: "docker" "inspect" "88f7e425cedb2918b4612440065f309f5f1be02bd6e4e366e922daab355f616c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88f7e425cedb2918b4612440065f309f5f1be02bd6e4e366e922daab355f616c", kill_on_drop: false }`
[INFO] [stdout] 88f7e425cedb2918b4612440065f309f5f1be02bd6e4e366e922daab355f616c
