[INFO] cloning repository https://github.com/obszczymucha/stmux
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/obszczymucha/stmux" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobszczymucha%2Fstmux", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobszczymucha%2Fstmux'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 7db80f18871a03207ae585551741dd6c5f16aef4
[INFO] checking obszczymucha/stmux against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobszczymucha%2Fstmux" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/obszczymucha/stmux
[INFO] finished tweaking git repo https://github.com/obszczymucha/stmux
[INFO] tweaked toml for git repo https://github.com/obszczymucha/stmux written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/obszczymucha/stmux on toolchain afeffcd090fe6cee35c99f8b5539d74aa443fe34
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/obszczymucha/stmux 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" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/bb41501442267fed079e8297d105abe46bcca966031b54e9e0746cd47d37b584/diff: no space left on device
[INFO] checking obszczymucha/stmux against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobszczymucha%2Fstmux" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/obszczymucha/stmux
[INFO] finished tweaking git repo https://github.com/obszczymucha/stmux
[INFO] tweaked toml for git repo https://github.com/obszczymucha/stmux written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/obszczymucha/stmux on toolchain afeffcd090fe6cee35c99f8b5539d74aa443fe34
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/obszczymucha/stmux 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" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] Error response from daemon: mkdir /var/lib/docker/overlay2/8f6eb57c917a98d522f8fbffc19a234a0926877d2eddd9ddff087da8da4c38b5/diff: no space left on device
[INFO] checking obszczymucha/stmux against try#afeffcd090fe6cee35c99f8b5539d74aa443fe34 for pr-140956
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fobszczymucha%2Fstmux" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/obszczymucha/stmux
[INFO] finished tweaking git repo https://github.com/obszczymucha/stmux
[INFO] tweaked toml for git repo https://github.com/obszczymucha/stmux written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/obszczymucha/stmux on toolchain afeffcd090fe6cee35c99f8b5539d74aa443fe34
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/obszczymucha/stmux 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" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 930c10aa9560bc0f8e83afd1f01a2192103e59931a6f6618900e451c8095ee54
[INFO] running `Command { std: "docker" "start" "-a" "930c10aa9560bc0f8e83afd1f01a2192103e59931a6f6618900e451c8095ee54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "930c10aa9560bc0f8e83afd1f01a2192103e59931a6f6618900e451c8095ee54", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "930c10aa9560bc0f8e83afd1f01a2192103e59931a6f6618900e451c8095ee54", kill_on_drop: false }`
[INFO] [stdout] 930c10aa9560bc0f8e83afd1f01a2192103e59931a6f6618900e451c8095ee54
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+afeffcd090fe6cee35c99f8b5539d74aa443fe34" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f412b7f78f55b0fbc5b46234cd561752b0bd721dad751ab163a549b2e81957e7
[INFO] running `Command { std: "docker" "start" "-a" "f412b7f78f55b0fbc5b46234cd561752b0bd721dad751ab163a549b2e81957e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.86
[INFO] [stderr]    Compiling unicode-ident v1.0.13
[INFO] [stderr]    Compiling serde v1.0.210
[INFO] [stderr]     Checking anstyle v1.0.8
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]     Checking utf8parse v0.2.2
[INFO] [stderr]     Checking is_terminal_polyfill v1.70.1
[INFO] [stderr]     Checking colorchoice v1.0.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling cfg_aliases v0.2.1
[INFO] [stderr]     Checking equivalent v1.0.1
[INFO] [stderr]     Checking predicates-core v1.0.8
[INFO] [stderr]    Compiling mockall_derive v0.13.0
[INFO] [stderr]     Checking hashbrown v0.14.5
[INFO] [stderr]     Checking anstyle-query v1.1.1
[INFO] [stderr]     Checking winnow v0.6.20
[INFO] [stderr]    Compiling heck v0.5.0
[INFO] [stderr]     Checking strsim v0.11.1
[INFO] [stderr]     Checking clap_lex v0.7.2
[INFO] [stderr]    Compiling nix v0.29.0
[INFO] [stderr]     Checking termtree v0.4.1
[INFO] [stderr]     Checking fragile v2.0.0
[INFO] [stderr]     Checking anstyle-parse v0.2.5
[INFO] [stderr]     Checking bitflags v2.6.0
[INFO] [stderr]     Checking downcast v0.11.0
[INFO] [stderr]     Checking predicates v3.1.2
[INFO] [stderr]     Checking predicates-tree v1.0.11
[INFO] [stderr]     Checking anstream v0.6.15
[INFO] [stderr]     Checking clap_builder v4.5.18
[INFO] [stderr]     Checking indexmap v2.5.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling syn v2.0.77
[INFO] [stderr]     Checking dirs-sys-next v0.1.2
[INFO] [stderr]     Checking dirs-next v2.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.210
[INFO] [stderr]    Compiling clap_derive v4.5.18
[INFO] [stderr]     Checking clap v4.5.18
[INFO] [stderr]     Checking mockall v0.13.0
[INFO] [stderr]     Checking toml_datetime v0.6.8
[INFO] [stderr]     Checking serde_spanned v0.6.8
[INFO] [stderr]     Checking toml_edit v0.22.22
[INFO] [stderr]     Checking toml v0.8.19
[INFO] [stderr]     Checking stmux v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `sessions`
[INFO] [stdout]    --> src/session.rs:125:20
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn save(&self, sessions: &dyn Sessions) {
[INFO] [stdout]     |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sessions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `sessions`
[INFO] [stdout]    --> src/session.rs:125:20
[INFO] [stdout]     |
[INFO] [stdout] 125 |     fn save(&self, sessions: &dyn Sessions) {
[INFO] [stdout]     |                    ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_sessions`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `current_pane_index` is never used
[INFO] [stdout]   --> src/tmux.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub(crate) trait Tmux {
[INFO] [stdout]    |                  ---- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn current_pane_index(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: method `current_pane_index` is never used
[INFO] [stdout]   --> src/tmux.rs:68:8
[INFO] [stdout]    |
[INFO] [stdout] 18 | pub(crate) trait Tmux {
[INFO] [stdout]    |                  ---- method in this trait
[INFO] [stdout] ...
[INFO] [stdout] 68 |     fn current_pane_index(&self) -> usize;
[INFO] [stdout]    |        ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.52s
[INFO] running `Command { std: "docker" "inspect" "f412b7f78f55b0fbc5b46234cd561752b0bd721dad751ab163a549b2e81957e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f412b7f78f55b0fbc5b46234cd561752b0bd721dad751ab163a549b2e81957e7", kill_on_drop: false }`
[INFO] [stdout] f412b7f78f55b0fbc5b46234cd561752b0bd721dad751ab163a549b2e81957e7