[INFO] cloning repository https://github.com/borrom-dev/tos-rust
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/borrom-dev/tos-rust" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fborrom-dev%2Ftos-rust", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fborrom-dev%2Ftos-rust'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 82316b8a9a9e5789b0127f53024478c317b3c7f8
[INFO] testing borrom-dev/tos-rust against 1.86.0 for beta-1.87-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fborrom-dev%2Ftos-rust" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/borrom-dev/tos-rust on toolchain 1.86.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.86.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/borrom-dev/tos-rust
[INFO] finished tweaking git repo https://github.com/borrom-dev/tos-rust
[INFO] tweaked toml for git repo https://github.com/borrom-dev/tos-rust written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/borrom-dev/tos-rust 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" "+1.86.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8db411f1dcb35b2562c94e3edce51a9aafa519cd8123ff66ba5d5b9b4e8dff06
[INFO] running `Command { std: "docker" "start" "-a" "8db411f1dcb35b2562c94e3edce51a9aafa519cd8123ff66ba5d5b9b4e8dff06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8db411f1dcb35b2562c94e3edce51a9aafa519cd8123ff66ba5d5b9b4e8dff06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8db411f1dcb35b2562c94e3edce51a9aafa519cd8123ff66ba5d5b9b4e8dff06", kill_on_drop: false }`
[INFO] [stdout] 8db411f1dcb35b2562c94e3edce51a9aafa519cd8123ff66ba5d5b9b4e8dff06
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 56a16abc0c9959ad69655837abece5aca8a29412e52c3449a3324f2634c038d2
[INFO] running `Command { std: "docker" "start" "-a" "56a16abc0c9959ad69655837abece5aca8a29412e52c3449a3324f2634c038d2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rs-macro v0.1.0 (/opt/rustwide/workdir/rs-macro)
[INFO] [stderr]    Compiling ownership v0.1.0 (/opt/rustwide/workdir/ownership)
[INFO] [stderr]    Compiling basic v0.1.0 (/opt/rustwide/workdir/basic)
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> ownership/src/rs_owner.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut x = 32;
[INFO] [stdout]   |         ----^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> ownership/src/rs_owner.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut y = x;
[INFO] [stdout]   |         ----^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tos-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "56a16abc0c9959ad69655837abece5aca8a29412e52c3449a3324f2634c038d2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "56a16abc0c9959ad69655837abece5aca8a29412e52c3449a3324f2634c038d2", kill_on_drop: false }`
[INFO] [stdout] 56a16abc0c9959ad69655837abece5aca8a29412e52c3449a3324f2634c038d2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d3e5c25b9ae20b9a6b1891df619322a7f2098be0b466fa0c484c963cf5848bc1
[INFO] running `Command { std: "docker" "start" "-a" "d3e5c25b9ae20b9a6b1891df619322a7f2098be0b466fa0c484c963cf5848bc1", kill_on_drop: false }`
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> ownership/src/rs_owner.rs:4:9
[INFO] [stdout]   |
[INFO] [stdout] 4 |     let mut x = 32;
[INFO] [stdout]   |         ----^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]  --> ownership/src/rs_owner.rs:5:9
[INFO] [stdout]   |
[INFO] [stdout] 5 |     let mut y = x;
[INFO] [stdout]   |         ----^
[INFO] [stdout]   |         |
[INFO] [stdout]   |         help: remove this `mut`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling tos-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "d3e5c25b9ae20b9a6b1891df619322a7f2098be0b466fa0c484c963cf5848bc1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3e5c25b9ae20b9a6b1891df619322a7f2098be0b466fa0c484c963cf5848bc1", kill_on_drop: false }`
[INFO] [stdout] d3e5c25b9ae20b9a6b1891df619322a7f2098be0b466fa0c484c963cf5848bc1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:b0b074c097205a61b89e8ad263052f976b2b332c4dc5f02aef1fe52501660d6e" "/opt/rustwide/cargo-home/bin/cargo" "+1.86.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 67ed7c2f2e87e025086f6b9c214b320966f05ed240f8260ef14929682f58ab52
[INFO] running `Command { std: "docker" "start" "-a" "67ed7c2f2e87e025086f6b9c214b320966f05ed240f8260ef14929682f58ab52", kill_on_drop: false }`
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> ownership/src/rs_owner.rs:4:9
[INFO] [stderr]   |
[INFO] [stderr] 4 |     let mut x = 32;
[INFO] [stderr]   |         ----^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_mut)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]  --> ownership/src/rs_owner.rs:5:9
[INFO] [stderr]   |
[INFO] [stderr] 5 |     let mut y = x;
[INFO] [stderr]   |         ----^
[INFO] [stderr]   |         |
[INFO] [stderr]   |         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr] warning: `ownership` (lib) generated 2 warnings (run `cargo fix --lib -p ownership` to apply 2 suggestions)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/tos_rust-9571ba1d76d23d86)
[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" "67ed7c2f2e87e025086f6b9c214b320966f05ed240f8260ef14929682f58ab52", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ed7c2f2e87e025086f6b9c214b320966f05ed240f8260ef14929682f58ab52", kill_on_drop: false }`
[INFO] [stdout] 67ed7c2f2e87e025086f6b9c214b320966f05ed240f8260ef14929682f58ab52