[INFO] fetching crate scfg-scanner 0.1.0...
[INFO] testing scfg-scanner-0.1.0 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate scfg-scanner 0.1.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate scfg-scanner 0.1.0
[INFO] finished tweaking crates.io crate scfg-scanner 0.1.0
[INFO] tweaked toml for crates.io crate scfg-scanner 0.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate scfg-scanner 0.1.0 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-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@sha256:90999bfc7ae267e83380e433d8e61a7c072ca6729e92edbae886d3423b3a6f4c" "/opt/rustwide/cargo-home/bin/cargo" "+8de4c7234dd9b97c9d76b58671343fdbbc9a433e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 439552d3f3e0d3c0dd3891395725211a3fe462c8737680b8fc39edd7b393093f
[INFO] running `Command { std: "docker" "start" "-a" "439552d3f3e0d3c0dd3891395725211a3fe462c8737680b8fc39edd7b393093f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "439552d3f3e0d3c0dd3891395725211a3fe462c8737680b8fc39edd7b393093f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "439552d3f3e0d3c0dd3891395725211a3fe462c8737680b8fc39edd7b393093f", kill_on_drop: false }`
[INFO] [stdout] 439552d3f3e0d3c0dd3891395725211a3fe462c8737680b8fc39edd7b393093f
[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=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] 15d61df37b433f332587548dc4d9ea9c77f1b532a71eb8a38ad6bf0336107e73
[INFO] running `Command { std: "docker" "start" "-a" "15d61df37b433f332587548dc4d9ea9c77f1b532a71eb8a38ad6bf0336107e73", kill_on_drop: false }`
[INFO] [stderr]    Compiling scfg-scanner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/lib.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "15d61df37b433f332587548dc4d9ea9c77f1b532a71eb8a38ad6bf0336107e73", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "15d61df37b433f332587548dc4d9ea9c77f1b532a71eb8a38ad6bf0336107e73", kill_on_drop: false }`
[INFO] [stdout] 15d61df37b433f332587548dc4d9ea9c77f1b532a71eb8a38ad6bf0336107e73
[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=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] 7f685e369edb30073e78ae748a215fe36bf257e1812c0248592c71ee77e24238
[INFO] running `Command { std: "docker" "start" "-a" "7f685e369edb30073e78ae748a215fe36bf257e1812c0248592c71ee77e24238", kill_on_drop: false }`
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/lib.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling scfg-scanner v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stdout]    --> src/lib.rs:338:5
[INFO] [stdout]     |
[INFO] [stdout] 338 |     #[must_use]
[INFO] [stdout]     |     ^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.53s
[INFO] running `Command { std: "docker" "inspect" "7f685e369edb30073e78ae748a215fe36bf257e1812c0248592c71ee77e24238", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7f685e369edb30073e78ae748a215fe36bf257e1812c0248592c71ee77e24238", kill_on_drop: false }`
[INFO] [stdout] 7f685e369edb30073e78ae748a215fe36bf257e1812c0248592c71ee77e24238
[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=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] 0756295c478743398fd1d47f41631ff914b0e92ad5f3907dd8c904af88eeb505
[INFO] running `Command { std: "docker" "start" "-a" "0756295c478743398fd1d47f41631ff914b0e92ad5f3907dd8c904af88eeb505", kill_on_drop: false }`
[INFO] [stderr] warning: `#[must_use]` has no effect when applied to a provided trait method
[INFO] [stderr]    --> src/lib.rs:338:5
[INFO] [stderr]     |
[INFO] [stderr] 338 |     #[must_use]
[INFO] [stderr]     |     ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_attributes)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `scfg-scanner` (lib) generated 1 warning
[INFO] [stderr] warning: `scfg-scanner` (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/scfg_scanner-f5d70f9bb7f06c9d)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::test_multibyte_characters ... ok
[INFO] [stdout] test test::test_escape_sequences ... ok
[INFO] [stdout] test test::test_comments ... ok
[INFO] [stdout] test test::test_scan_atom ... ok
[INFO] [stdout] test test::test_full ... ok
[INFO] [stdout] test test::test_scan_bogus_block ... ok
[INFO] [stdout] test test::test_scan_block ... ok
[INFO] [stdout] test test::test_scan_bogus_block2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "0756295c478743398fd1d47f41631ff914b0e92ad5f3907dd8c904af88eeb505", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0756295c478743398fd1d47f41631ff914b0e92ad5f3907dd8c904af88eeb505", kill_on_drop: false }`
[INFO] [stdout] 0756295c478743398fd1d47f41631ff914b0e92ad5f3907dd8c904af88eeb505