[INFO] fetching crate dbg-pls 0.4.3...
[INFO] testing dbg-pls-0.4.3 against try#8de4c7234dd9b97c9d76b58671343fdbbc9a433e+target=x86_64-unknown-linux-musl for musl_upgrade_1_2_5_with_libc_patch_0
[INFO] extracting crate dbg-pls 0.4.3 into /workspace/builds/worker-3-tc1/source
[INFO] started tweaking crates.io crate dbg-pls 0.4.3
[INFO] finished tweaking crates.io crate dbg-pls 0.4.3
[INFO] tweaked toml for crates.io crate dbg-pls 0.4.3 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate dbg-pls 0.4.3 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] [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]      Locking 71 packages to latest compatible versions
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded dbg-pls-derive v0.4.0
[INFO] [stderr]   Downloaded onig v6.5.1
[INFO] [stderr]   Downloaded stylish v0.1.0
[INFO] [stderr]   Downloaded stylish-ansi v0.1.2
[INFO] [stderr]   Downloaded stylish-core v0.1.2
[INFO] [stderr]   Downloaded onig_sys v69.9.1
[INFO] [stderr]   Downloaded stylish-style v0.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 750201cc09b50be3a9d6514e801c8d7a21fbc5ee1219b7df771f58b44b96fad7
[INFO] running `Command { std: "docker" "start" "-a" "750201cc09b50be3a9d6514e801c8d7a21fbc5ee1219b7df771f58b44b96fad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "750201cc09b50be3a9d6514e801c8d7a21fbc5ee1219b7df771f58b44b96fad7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750201cc09b50be3a9d6514e801c8d7a21fbc5ee1219b7df771f58b44b96fad7", kill_on_drop: false }`
[INFO] [stdout] 750201cc09b50be3a9d6514e801c8d7a21fbc5ee1219b7df771f58b44b96fad7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c47c18250f67b140d7eaaba63b04fbe2e55c294d77974dbadb4f73452614e2d8
[INFO] running `Command { std: "docker" "start" "-a" "c47c18250f67b140d7eaaba63b04fbe2e55c294d77974dbadb4f73452614e2d8", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling dbg-pls v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DebugSelf` is never constructed
[INFO] [stdout]  --> src/impls/syn/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct DebugSelf<T>(T);
[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 6.33s
[INFO] running `Command { std: "docker" "inspect" "c47c18250f67b140d7eaaba63b04fbe2e55c294d77974dbadb4f73452614e2d8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c47c18250f67b140d7eaaba63b04fbe2e55c294d77974dbadb4f73452614e2d8", kill_on_drop: false }`
[INFO] [stdout] c47c18250f67b140d7eaaba63b04fbe2e55c294d77974dbadb4f73452614e2d8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] c0ba8c469fd8998806d91889c185b3a4526cb6c5666e816c99699ff0588f57f6
[INFO] running `Command { std: "docker" "start" "-a" "c0ba8c469fd8998806d91889c185b3a4526cb6c5666e816c99699ff0588f57f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling similar v2.7.0
[INFO] [stderr]    Compiling console v0.15.11
[INFO] [stdout] warning: struct `DebugSelf` is never constructed
[INFO] [stdout]  --> src/impls/syn/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct DebugSelf<T>(T);
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling insta v1.43.1
[INFO] [stderr]    Compiling dbg-pls v0.4.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: struct `DebugSelf` is never constructed
[INFO] [stdout]  --> src/impls/syn/mod.rs:8:8
[INFO] [stdout]   |
[INFO] [stdout] 8 | struct DebugSelf<T>(T);
[INFO] [stdout]   |        ^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.53s
[INFO] running `Command { std: "docker" "inspect" "c0ba8c469fd8998806d91889c185b3a4526cb6c5666e816c99699ff0588f57f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0ba8c469fd8998806d91889c185b3a4526cb6c5666e816c99699ff0588f57f6", kill_on_drop: false }`
[INFO] [stdout] c0ba8c469fd8998806d91889c185b3a4526cb6c5666e816c99699ff0588f57f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 155e8cef02b09411904a697f9b4b6f472b1708b02005678c1b2c1176ae5aca56
[INFO] running `Command { std: "docker" "start" "-a" "155e8cef02b09411904a697f9b4b6f472b1708b02005678c1b2c1176ae5aca56", kill_on_drop: false }`
[INFO] [stderr] warning: struct `DebugSelf` is never constructed
[INFO] [stderr]  --> src/impls/syn/mod.rs:8:8
[INFO] [stderr]   |
[INFO] [stderr] 8 | struct DebugSelf<T>(T);
[INFO] [stderr]   |        ^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dbg-pls` (lib) generated 1 warning
[INFO] [stderr] warning: `dbg-pls` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/x86_64-unknown-linux-musl/debug/deps/dbg_pls-8a0391eb71db2430)
[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" "155e8cef02b09411904a697f9b4b6f472b1708b02005678c1b2c1176ae5aca56", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "155e8cef02b09411904a697f9b4b6f472b1708b02005678c1b2c1176ae5aca56", kill_on_drop: false }`
[INFO] [stdout] 155e8cef02b09411904a697f9b4b6f472b1708b02005678c1b2c1176ae5aca56