[INFO] cloning repository https://github.com/build000r/swimmers
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/build000r/swimmers" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuild000r%2Fswimmers", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuild000r%2Fswimmers'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] f49b41f681f6eddd8f3eefe0403a7245531e5d18
[INFO] checking build000r/swimmers against try#3f7e3b175fda7edbf81081bcd9b91b73f2f7993f for pr-156157
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbuild000r%2Fswimmers" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/build000r/swimmers
[INFO] finished tweaking git repo https://github.com/build000r/swimmers
[INFO] tweaked toml for git repo https://github.com/build000r/swimmers written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/build000r/swimmers on toolchain 3f7e3b175fda7edbf81081bcd9b91b73f2f7993f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/build000r/swimmers 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" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3f516a1b53b32cf84f69e27451d2fdf1648a16b1644243bc538d62ebedc12d11
[INFO] running `Command { std: "docker" "start" "-a" "3f516a1b53b32cf84f69e27451d2fdf1648a16b1644243bc538d62ebedc12d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3f516a1b53b32cf84f69e27451d2fdf1648a16b1644243bc538d62ebedc12d11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3f516a1b53b32cf84f69e27451d2fdf1648a16b1644243bc538d62ebedc12d11", kill_on_drop: false }`
[INFO] [stdout] 3f516a1b53b32cf84f69e27451d2fdf1648a16b1644243bc538d62ebedc12d11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+3f7e3b175fda7edbf81081bcd9b91b73f2f7993f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d71fa0cb6c6c6479fc3a6c2222381d389db341b402c63e321c15bfc0f690fa1a
[INFO] running `Command { std: "docker" "start" "-a" "d71fa0cb6c6c6479fc3a6c2222381d389db341b402c63e321c15bfc0f690fa1a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.106
[INFO] [stderr]    Compiling unicode-ident v1.0.23
[INFO] [stderr]    Compiling libc v0.2.182
[INFO] [stderr]     Checking log v0.4.29
[INFO] [stderr]     Checking once_cell v1.21.3
[INFO] [stderr]     Checking smallvec v1.15.1
[INFO] [stderr]     Checking memchr v2.8.0
[INFO] [stderr]     Checking bytes v1.11.1
[INFO] [stderr]     Checking futures-core v0.3.32
[INFO] [stderr]    Compiling find-msvc-tools v0.1.9
[INFO] [stderr]     Checking bitflags v2.11.0
[INFO] [stderr]     Checking futures-sink v0.3.32
[INFO] [stderr]     Checking tracing-core v0.1.36
[INFO] [stderr]     Checking slab v0.4.12
[INFO] [stderr]    Compiling zerocopy v0.8.39
[INFO] [stderr]     Checking futures-channel v0.3.32
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling quote v1.0.44
[INFO] [stderr]    Compiling fs_extra v1.3.0
[INFO] [stderr]     Checking http v1.4.0
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[INFO] [stderr]     Checking equivalent v1.0.2
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[INFO] [stderr]    Compiling aws-lc-rs v1.15.4
[INFO] [stderr]     Checking indexmap v2.13.0
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]     Checking errno v0.3.14
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[INFO] [stderr]    Compiling cmake v0.1.57
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[INFO] [stderr]    Compiling serde_json v1.0.149
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[INFO] [stderr]    Compiling zerofrom-derive v0.1.6
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[INFO] [stderr]     Checking filedescriptor v0.8.3
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[INFO] [stdout] warning: function `build_spawn_tool_command` is never used
[INFO] [stdout]     --> src/session/supervisor.rs:2301:4
[INFO] [stdout]      |
[INFO] [stdout] 2301 | fn build_spawn_tool_command(
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]      |
[INFO] [stdout]      = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `build_spawn_tool_command_with_launcher` is never used
[INFO] [stdout]     --> src/session/supervisor.rs:2309:4
[INFO] [stdout]      |
[INFO] [stdout] 2309 | fn build_spawn_tool_command_with_launcher(
[INFO] [stdout]      |    ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/bin/swimmers_tui/api.rs:536:21
[INFO] [stdout]     |
[INFO] [stdout] 536 |                 Err(err) if self.targets_local_backend() => {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> src/bin/swimmers_tui/api.rs:536:21
[INFO] [stdout]     |
[INFO] [stdout] 536 |                 Err(err) if self.targets_local_backend() => {
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2m 27s
[INFO] running `Command { std: "docker" "inspect" "d71fa0cb6c6c6479fc3a6c2222381d389db341b402c63e321c15bfc0f690fa1a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d71fa0cb6c6c6479fc3a6c2222381d389db341b402c63e321c15bfc0f690fa1a", kill_on_drop: false }`
[INFO] [stdout] d71fa0cb6c6c6479fc3a6c2222381d389db341b402c63e321c15bfc0f690fa1a
