[INFO] cloning repository https://github.com/customtea/echoo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/customtea/echoo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcustomtea%2Fechoo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcustomtea%2Fechoo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9465526cba6629928694993adf525da56008324b
[INFO] testing customtea/echoo against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fcustomtea%2Fechoo" "/workspace/builds/worker-0-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/customtea/echoo
[INFO] finished tweaking git repo https://github.com/customtea/echoo
[INFO] tweaked toml for git repo https://github.com/customtea/echoo written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/customtea/echoo on toolchain 8de4c7234dd9b97c9d76b58671343fdbbc9a433e
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/customtea/echoo 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" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded clap_derive v3.0.14
[INFO] [stderr]   Downloaded textwrap v0.14.2
[INFO] [stderr]   Downloaded os_str_bytes v6.0.0
[INFO] [stderr]   Downloaded clap v3.0.14
[INFO] [stderr]   Downloaded libc v0.2.117
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 08653ea6d46cc50ac932ee02527a1a7df613f53cabd848e1be169d808e850c29
[INFO] running `Command { std: "docker" "start" "-a" "08653ea6d46cc50ac932ee02527a1a7df613f53cabd848e1be169d808e850c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "08653ea6d46cc50ac932ee02527a1a7df613f53cabd848e1be169d808e850c29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "08653ea6d46cc50ac932ee02527a1a7df613f53cabd848e1be169d808e850c29", kill_on_drop: false }`
[INFO] [stdout] 08653ea6d46cc50ac932ee02527a1a7df613f53cabd848e1be169d808e850c29
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "build" "--frozen" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] ae99a5fc19ae88202131d64e28ca7c9f3dcc32e69825b2a794b9f1e83561470b
[INFO] running `Command { std: "docker" "start" "-a" "ae99a5fc19ae88202131d64e28ca7c9f3dcc32e69825b2a794b9f1e83561470b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.117
[INFO] [stderr]    Compiling syn v1.0.86
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]    Compiling quote v1.0.15
[INFO] [stderr]    Compiling termcolor v1.1.2
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling textwrap v0.14.2
[INFO] [stderr]    Compiling os_str_bytes v6.0.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling clap_derive v3.0.14
[INFO] [stderr]    Compiling clap v3.0.14
[INFO] [stderr]    Compiling echooo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Write` and `stdout`
[INFO] [stdout]  --> src/main.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{BufRead, BufReader, stdout, Write};
[INFO] [stdout]   |                                   ^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `colored_text` is never read
[INFO] [stdout]    --> src/color_text.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut colored_text = text.normal();
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 17.78s
[INFO] running `Command { std: "docker" "inspect" "ae99a5fc19ae88202131d64e28ca7c9f3dcc32e69825b2a794b9f1e83561470b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ae99a5fc19ae88202131d64e28ca7c9f3dcc32e69825b2a794b9f1e83561470b", kill_on_drop: false }`
[INFO] [stdout] ae99a5fc19ae88202131d64e28ca7c9f3dcc32e69825b2a794b9f1e83561470b
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--no-run" "--message-format=json" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] 993d8b111450aab9257118aa41f8d54e55eff2224a7e8df881210c03f8c93fdf
[INFO] running `Command { std: "docker" "start" "-a" "993d8b111450aab9257118aa41f8d54e55eff2224a7e8df881210c03f8c93fdf", kill_on_drop: false }`
[INFO] [stderr]    Compiling echooo v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused imports: `Write` and `stdout`
[INFO] [stdout]  --> src/main.rs:4:35
[INFO] [stdout]   |
[INFO] [stdout] 4 | use std::io::{BufRead, BufReader, stdout, Write};
[INFO] [stdout]   |                                   ^^^^^^  ^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `colored_text` is never read
[INFO] [stdout]    --> src/color_text.rs:106:17
[INFO] [stdout]     |
[INFO] [stdout] 106 |         let mut colored_text = text.normal();
[INFO] [stdout]     |                 ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = help: maybe it is overwritten before being read?
[INFO] [stdout]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.59s
[INFO] running `Command { std: "docker" "inspect" "993d8b111450aab9257118aa41f8d54e55eff2224a7e8df881210c03f8c93fdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "993d8b111450aab9257118aa41f8d54e55eff2224a7e8df881210c03f8c93fdf", kill_on_drop: false }`
[INFO] [stdout] 993d8b111450aab9257118aa41f8d54e55eff2224a7e8df881210c03f8c93fdf
[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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "test" "--frozen" "--target" "x86_64-unknown-linux-musl", kill_on_drop: false }`
[INFO] [stdout] db31701989514e82892b3f3f38c5a952b1471d24d93c8e9c7d1bb7877ca84119
[INFO] running `Command { std: "docker" "start" "-a" "db31701989514e82892b3f3f38c5a952b1471d24d93c8e9c7d1bb7877ca84119", kill_on_drop: false }`
[INFO] [stderr] warning: unused imports: `Write` and `stdout`
[INFO] [stderr]  --> src/main.rs:4:35
[INFO] [stderr]   |
[INFO] [stderr] 4 | use std::io::{BufRead, BufReader, stdout, Write};
[INFO] [stderr]   |                                   ^^^^^^  ^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `colored_text` is never read
[INFO] [stderr]    --> src/color_text.rs:106:17
[INFO] [stderr]     |
[INFO] [stderr] 106 |         let mut colored_text = text.normal();
[INFO] [stderr]     |                 ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = help: maybe it is overwritten before being read?
[INFO] [stderr]     = note: `#[warn(unused_assignments)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `echooo` (bin "echooo" test) generated 2 warnings (run `cargo fix --bin "echooo" --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/echooo-6a40b8faadd397f7)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[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] running `Command { std: "docker" "inspect" "db31701989514e82892b3f3f38c5a952b1471d24d93c8e9c7d1bb7877ca84119", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "db31701989514e82892b3f3f38c5a952b1471d24d93c8e9c7d1bb7877ca84119", kill_on_drop: false }`
[INFO] [stdout] db31701989514e82892b3f3f38c5a952b1471d24d93c8e9c7d1bb7877ca84119