[INFO] cloning repository https://github.com/chibits42/jotcat
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/chibits42/jotcat" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchibits42%2Fjotcat", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchibits42%2Fjotcat'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c5a1e305c4d7f007f398eafe453a8e5956d136c0
[INFO] testing chibits42/jotcat against try#0abe69e6c16114311cc2700e972492e64d69c28f for pr-154065
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fchibits42%2Fjotcat" "/workspace/builds/worker-0-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/chibits42/jotcat
[INFO] finished tweaking git repo https://github.com/chibits42/jotcat
[INFO] tweaked toml for git repo https://github.com/chibits42/jotcat written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/chibits42/jotcat on toolchain 0abe69e6c16114311cc2700e972492e64d69c28f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/chibits42/jotcat 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" "+0abe69e6c16114311cc2700e972492e64d69c28f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a10f51474c51be3310c90d90482f10f7c9ca0580c0c7365c5524ef1f84c53601
[INFO] running `Command { std: "docker" "start" "-a" "a10f51474c51be3310c90d90482f10f7c9ca0580c0c7365c5524ef1f84c53601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a10f51474c51be3310c90d90482f10f7c9ca0580c0c7365c5524ef1f84c53601", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a10f51474c51be3310c90d90482f10f7c9ca0580c0c7365c5524ef1f84c53601", kill_on_drop: false }`
[INFO] [stdout] a10f51474c51be3310c90d90482f10f7c9ca0580c0c7365c5524ef1f84c53601
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ba5300e2d03f95043b0d054f0ba137cc1eec68da563f618ea0c561998358a258
[INFO] running `Command { std: "docker" "start" "-a" "ba5300e2d03f95043b0d054f0ba137cc1eec68da563f618ea0c561998358a258", kill_on_drop: false }`
[INFO] [stderr]    Compiling jotcat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut current_session = 0;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `com_code` is never read
[INFO] [stdout]   --> src/main.rs:47:28
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let mut com_code: u8 = 0;
[INFO] [stdout]    |                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `temp` is never read
[INFO] [stdout]   --> src/main.rs:49:28
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut temp: String = String::new();
[INFO] [stdout]    |                            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.28s
[INFO] running `Command { std: "docker" "inspect" "ba5300e2d03f95043b0d054f0ba137cc1eec68da563f618ea0c561998358a258", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba5300e2d03f95043b0d054f0ba137cc1eec68da563f618ea0c561998358a258", kill_on_drop: false }`
[INFO] [stdout] ba5300e2d03f95043b0d054f0ba137cc1eec68da563f618ea0c561998358a258
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6c2c9eb5ad78d58481f89854bedbd4601289d1d30c6254c2c108a9e7a0bbcf48
[INFO] running `Command { std: "docker" "start" "-a" "6c2c9eb5ad78d58481f89854bedbd4601289d1d30c6254c2c108a9e7a0bbcf48", kill_on_drop: false }`
[INFO] [stderr]    Compiling jotcat v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/main.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     let mut current_session = 0;
[INFO] [stdout]    |         ----^^^^^^^^^^^^^^^
[INFO] [stdout]    |         |
[INFO] [stdout]    |         help: remove this `mut`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `com_code` is never read
[INFO] [stdout]   --> src/main.rs:47:28
[INFO] [stdout]    |
[INFO] [stdout] 47 |     let mut com_code: u8 = 0;
[INFO] [stdout]    |                            ^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: value assigned to `temp` is never read
[INFO] [stdout]   --> src/main.rs:49:28
[INFO] [stdout]    |
[INFO] [stdout] 49 |     let mut temp: String = String::new();
[INFO] [stdout]    |                            ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = help: maybe it is overwritten before being read?
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.23s
[INFO] running `Command { std: "docker" "inspect" "6c2c9eb5ad78d58481f89854bedbd4601289d1d30c6254c2c108a9e7a0bbcf48", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6c2c9eb5ad78d58481f89854bedbd4601289d1d30c6254c2c108a9e7a0bbcf48", kill_on_drop: false }`
[INFO] [stdout] 6c2c9eb5ad78d58481f89854bedbd4601289d1d30c6254c2c108a9e7a0bbcf48
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+0abe69e6c16114311cc2700e972492e64d69c28f" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17fea14c0aa1920d6697670680b4ca7ef7c5d2e546b026d7939de3cc693b8d87
[INFO] running `Command { std: "docker" "start" "-a" "17fea14c0aa1920d6697670680b4ca7ef7c5d2e546b026d7939de3cc693b8d87", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]   --> src/main.rs:44:9
[INFO] [stderr]    |
[INFO] [stderr] 44 |     let mut current_session = 0;
[INFO] [stderr]    |         ----^^^^^^^^^^^^^^^
[INFO] [stderr]    |         |
[INFO] [stderr]    |         help: remove this `mut`
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_mut)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `com_code` is never read
[INFO] [stderr]   --> src/main.rs:47:28
[INFO] [stderr]    |
[INFO] [stderr] 47 |     let mut com_code: u8 = 0;
[INFO] [stderr]    |                            ^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr]    = note: `#[warn(unused_assignments)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: value assigned to `temp` is never read
[INFO] [stderr]   --> src/main.rs:49:28
[INFO] [stderr]    |
[INFO] [stderr] 49 |     let mut temp: String = String::new();
[INFO] [stderr]    |                            ^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = help: maybe it is overwritten before being read?
[INFO] [stderr] 
[INFO] [stderr] warning: `jotcat` (bin "jotcat" test) generated 3 warnings (run `cargo fix --bin "jotcat" -p jotcat --tests` to apply 1 suggestion)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/jotcat-ddc7b0c0f4903ce1)
[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" "17fea14c0aa1920d6697670680b4ca7ef7c5d2e546b026d7939de3cc693b8d87", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17fea14c0aa1920d6697670680b4ca7ef7c5d2e546b026d7939de3cc693b8d87", kill_on_drop: false }`
[INFO] [stdout] 17fea14c0aa1920d6697670680b4ca7ef7c5d2e546b026d7939de3cc693b8d87
