[INFO] fetching crate multirun 0.3.2...
[INFO] testing multirun-0.3.2 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate multirun 0.3.2 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate multirun 0.3.2
[INFO] finished tweaking crates.io crate multirun 0.3.2
[INFO] tweaked toml for crates.io crate multirun 0.3.2 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate multirun 0.3.2 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 crates.io crate multirun 0.3.2 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]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded envsubst v0.2.0
[INFO] [stderr]   Downloaded shellwords v1.1.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] f74e22fbe045de35926dcc01113b65f52b7a9f89f3dbd232af4089b1a2b27a7e
[INFO] running `Command { std: "docker" "start" "-a" "f74e22fbe045de35926dcc01113b65f52b7a9f89f3dbd232af4089b1a2b27a7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f74e22fbe045de35926dcc01113b65f52b7a9f89f3dbd232af4089b1a2b27a7e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f74e22fbe045de35926dcc01113b65f52b7a9f89f3dbd232af4089b1a2b27a7e", kill_on_drop: false }`
[INFO] [stdout] f74e22fbe045de35926dcc01113b65f52b7a9f89f3dbd232af4089b1a2b27a7e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] a0ba473db643539fcec50ed47c0b1dbe3d4d8a1910ee807f23a7a3918391965c
[INFO] running `Command { std: "docker" "start" "-a" "a0ba473db643539fcec50ed47c0b1dbe3d4d8a1910ee807f23a7a3918391965c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling autocfg v1.1.0
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling pin-project-lite v0.2.9
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling smallvec v1.9.0
[INFO] [stderr]    Compiling serde_derive v1.0.139
[INFO] [stderr]    Compiling futures-io v0.3.21
[INFO] [stderr]    Compiling serde v1.0.139
[INFO] [stderr]    Compiling slab v0.4.6
[INFO] [stderr]    Compiling once_cell v1.13.0
[INFO] [stderr]    Compiling regex-syntax v0.6.27
[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling itoa v1.0.2
[INFO] [stderr]    Compiling path-clean v0.1.0
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]    Compiling tokio v1.20.0
[INFO] [stderr]    Compiling socket2 v0.4.4
[INFO] [stderr]    Compiling mio v0.8.4
[INFO] [stderr]    Compiling signal-hook-registry v1.4.0
[INFO] [stderr]    Compiling num_cpus v1.13.1
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling parking_lot v0.12.1
[INFO] [stderr]    Compiling regex v1.6.0
[INFO] [stderr]    Compiling shellwords v1.1.0
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling envsubst v0.2.0
[INFO] [stderr]    Compiling futures-executor v0.3.21
[INFO] [stderr]    Compiling futures v0.3.21
[INFO] [stderr]    Compiling tokio-stream v0.1.9
[INFO] [stderr]    Compiling multirun v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `config_file_path` is never read
[INFO] [stdout]   --> src/config.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct ConfigFile {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 45 |     pub config: Config,
[INFO] [stdout] 46 |     pub config_file_path: PathBuf,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConfigFile` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 21.22s
[INFO] running `Command { std: "docker" "inspect" "a0ba473db643539fcec50ed47c0b1dbe3d4d8a1910ee807f23a7a3918391965c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a0ba473db643539fcec50ed47c0b1dbe3d4d8a1910ee807f23a7a3918391965c", kill_on_drop: false }`
[INFO] [stdout] a0ba473db643539fcec50ed47c0b1dbe3d4d8a1910ee807f23a7a3918391965c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] cf1c53f011c526eab620dd44df7aeb21bcaee0e5b720ef25f97da98e37a26ad4
[INFO] running `Command { std: "docker" "start" "-a" "cf1c53f011c526eab620dd44df7aeb21bcaee0e5b720ef25f97da98e37a26ad4", kill_on_drop: false }`
[INFO] [stderr]    Compiling multirun v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `config_file_path` is never read
[INFO] [stdout]   --> src/config.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 44 | pub struct ConfigFile {
[INFO] [stdout]    |            ---------- field in this struct
[INFO] [stdout] 45 |     pub config: Config,
[INFO] [stdout] 46 |     pub config_file_path: PathBuf,
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `ConfigFile` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "cf1c53f011c526eab620dd44df7aeb21bcaee0e5b720ef25f97da98e37a26ad4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf1c53f011c526eab620dd44df7aeb21bcaee0e5b720ef25f97da98e37a26ad4", kill_on_drop: false }`
[INFO] [stdout] cf1c53f011c526eab620dd44df7aeb21bcaee0e5b720ef25f97da98e37a26ad4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] c85a3f652e21a47060ac4df33ce176f177f94db2fd315b46b24261d3cbbbaa74
[INFO] running `Command { std: "docker" "start" "-a" "c85a3f652e21a47060ac4df33ce176f177f94db2fd315b46b24261d3cbbbaa74", kill_on_drop: false }`
[INFO] [stderr] warning: field `config_file_path` is never read
[INFO] [stderr]   --> src/config.rs:46:9
[INFO] [stderr]    |
[INFO] [stderr] 44 | pub struct ConfigFile {
[INFO] [stderr]    |            ---------- field in this struct
[INFO] [stderr] 45 |     pub config: Config,
[INFO] [stderr] 46 |     pub config_file_path: PathBuf,
[INFO] [stderr]    |         ^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `ConfigFile` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `multirun` (bin "multirun" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/multirun-3f851cd9fd8cb430)
[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" "c85a3f652e21a47060ac4df33ce176f177f94db2fd315b46b24261d3cbbbaa74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c85a3f652e21a47060ac4df33ce176f177f94db2fd315b46b24261d3cbbbaa74", kill_on_drop: false }`
[INFO] [stdout] c85a3f652e21a47060ac4df33ce176f177f94db2fd315b46b24261d3cbbbaa74