[INFO] fetching crate argfetch 0.1.6...
[INFO] testing argfetch-0.1.6 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate argfetch 0.1.6 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate argfetch 0.1.6
[INFO] finished tweaking crates.io crate argfetch 0.1.6
[INFO] tweaked toml for crates.io crate argfetch 0.1.6 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate argfetch 0.1.6 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] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] f649ee15d882266a92579d1c68a9fe195dbb66986640c21c5e43ab5373d359a6
[INFO] running `Command { std: "docker" "start" "-a" "f649ee15d882266a92579d1c68a9fe195dbb66986640c21c5e43ab5373d359a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "f649ee15d882266a92579d1c68a9fe195dbb66986640c21c5e43ab5373d359a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f649ee15d882266a92579d1c68a9fe195dbb66986640c21c5e43ab5373d359a6", kill_on_drop: false }`
[INFO] [stdout] f649ee15d882266a92579d1c68a9fe195dbb66986640c21c5e43ab5373d359a6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 530fb229a24fe5faeeeabdd524695c1027c1bbeaceaa681f2edc2bd58b39d9c8
[INFO] running `Command { std: "docker" "start" "-a" "530fb229a24fe5faeeeabdd524695c1027c1bbeaceaa681f2edc2bd58b39d9c8", kill_on_drop: false }`
[INFO] [stderr]    Compiling argfetch v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `flag`
[INFO] [stdout]  --> src/lib.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     for flag in &flags_vec {
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_flag`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.17s
[INFO] running `Command { std: "docker" "inspect" "530fb229a24fe5faeeeabdd524695c1027c1bbeaceaa681f2edc2bd58b39d9c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "530fb229a24fe5faeeeabdd524695c1027c1bbeaceaa681f2edc2bd58b39d9c8", kill_on_drop: false }`
[INFO] [stdout] 530fb229a24fe5faeeeabdd524695c1027c1bbeaceaa681f2edc2bd58b39d9c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] 4b4e15189383c17ba522853fce36b6cf10ba79f7bca02390715eb2f0c20ecc51
[INFO] running `Command { std: "docker" "start" "-a" "4b4e15189383c17ba522853fce36b6cf10ba79f7bca02390715eb2f0c20ecc51", kill_on_drop: false }`
[INFO] [stdout] warning: unused variable: `flag`
[INFO] [stdout]  --> src/lib.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     for flag in &flags_vec {
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_flag`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling argfetch v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `flag`
[INFO] [stdout]  --> src/lib.rs:9:9
[INFO] [stdout]   |
[INFO] [stdout] 9 |     for flag in &flags_vec {
[INFO] [stdout]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_flag`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.34s
[INFO] running `Command { std: "docker" "inspect" "4b4e15189383c17ba522853fce36b6cf10ba79f7bca02390715eb2f0c20ecc51", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b4e15189383c17ba522853fce36b6cf10ba79f7bca02390715eb2f0c20ecc51", kill_on_drop: false }`
[INFO] [stdout] 4b4e15189383c17ba522853fce36b6cf10ba79f7bca02390715eb2f0c20ecc51
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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] d271545fedfd4272ed2551b1cd13f5f1cb82f4752ccfd6635efb65c0d9f6a55e
[INFO] running `Command { std: "docker" "start" "-a" "d271545fedfd4272ed2551b1cd13f5f1cb82f4752ccfd6635efb65c0d9f6a55e", kill_on_drop: false }`
[INFO] [stderr] warning: unused variable: `flag`
[INFO] [stderr]  --> src/lib.rs:9:9
[INFO] [stderr]   |
[INFO] [stderr] 9 |     for flag in &flags_vec {
[INFO] [stderr]   |         ^^^^ help: if this is intentional, prefix it with an underscore: `_flag`
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `argfetch` (lib) generated 1 warning
[INFO] [stderr] warning: `argfetch` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/argfetch-8837f4c6069ceca7)
[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" "d271545fedfd4272ed2551b1cd13f5f1cb82f4752ccfd6635efb65c0d9f6a55e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d271545fedfd4272ed2551b1cd13f5f1cb82f4752ccfd6635efb65c0d9f6a55e", kill_on_drop: false }`
[INFO] [stdout] d271545fedfd4272ed2551b1cd13f5f1cb82f4752ccfd6635efb65c0d9f6a55e