[INFO] fetching crate func_trace 1.0.3...
[INFO] testing func_trace-1.0.3 against master#c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38 for pr-146098-7
[INFO] extracting crate func_trace 1.0.3 into /workspace/builds/worker-2-tc1/source
[INFO] removed /workspace/builds/worker-2-tc1/source/.cargo/config.toml
[INFO] started tweaking crates.io crate func_trace 1.0.3
[INFO] finished tweaking crates.io crate func_trace 1.0.3
[INFO] tweaked toml for crates.io crate func_trace 1.0.3 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate func_trace 1.0.3 on toolchain c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate func_trace 1.0.3 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" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded gag v0.1.10
[INFO] [stderr]   Downloaded hermit-abi v0.1.18
[INFO] [stderr]   Downloaded env_logger v0.8.3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 750a80b151319620a27c8c90c6a15fb9c194e5bd3b55fab057b383700801f419
[INFO] running `Command { std: "docker" "start" "-a" "750a80b151319620a27c8c90c6a15fb9c194e5bd3b55fab057b383700801f419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "750a80b151319620a27c8c90c6a15fb9c194e5bd3b55fab057b383700801f419", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "750a80b151319620a27c8c90c6a15fb9c194e5bd3b55fab057b383700801f419", kill_on_drop: false }`
[INFO] [stdout] 750a80b151319620a27c8c90c6a15fb9c194e5bd3b55fab057b383700801f419
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 67ae46c922ac41e6364398966c520625c7b9cdec526be0f4050436f677c204a2
[INFO] running `Command { std: "docker" "start" "-a" "67ae46c922ac41e6364398966c520625c7b9cdec526be0f4050436f677c204a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling func_trace v1.0.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.79s
[INFO] running `Command { std: "docker" "inspect" "67ae46c922ac41e6364398966c520625c7b9cdec526be0f4050436f677c204a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "67ae46c922ac41e6364398966c520625c7b9cdec526be0f4050436f677c204a2", kill_on_drop: false }`
[INFO] [stdout] 67ae46c922ac41e6364398966c520625c7b9cdec526be0f4050436f677c204a2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac32699e6e8abd3b94ccaac4a7b528bbb468f07311cc71b7fc6c5965d7be7f65
[INFO] running `Command { std: "docker" "start" "-a" "ac32699e6e8abd3b94ccaac4a7b528bbb468f07311cc71b7fc6c5965d7be7f65", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.88
[INFO] [stderr]    Compiling getrandom v0.2.2
[INFO] [stderr]    Compiling memchr v2.3.4
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling regex-syntax v0.6.23
[INFO] [stderr]    Compiling humantime v2.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling aho-corasick v0.7.15
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling rand_core v0.6.2
[INFO] [stderr]    Compiling rand_chacha v0.3.0
[INFO] [stderr]    Compiling regex v1.4.5
[INFO] [stderr]    Compiling rand v0.8.3
[INFO] [stderr]    Compiling tempfile v3.2.0
[INFO] [stderr]    Compiling gag v0.1.10
[INFO] [stderr]    Compiling env_logger v0.8.3
[INFO] [stderr]    Compiling func_trace v1.0.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `0` is never read
[INFO] [stdout]   --> examples/example_pretty.rs:10:12
[INFO] [stdout]    |
[INFO] [stdout] 10 | struct Foo(String);
[INFO] [stdout]    |        --- ^^^^^^
[INFO] [stdout]    |        |
[INFO] [stdout]    |        field in this struct
[INFO] [stdout]    |
[INFO] [stdout]    = help: consider removing this field
[INFO] [stdout]    = note: `Foo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 11.58s
[INFO] running `Command { std: "docker" "inspect" "ac32699e6e8abd3b94ccaac4a7b528bbb468f07311cc71b7fc6c5965d7be7f65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac32699e6e8abd3b94ccaac4a7b528bbb468f07311cc71b7fc6c5965d7be7f65", kill_on_drop: false }`
[INFO] [stdout] ac32699e6e8abd3b94ccaac4a7b528bbb468f07311cc71b7fc6c5965d7be7f65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c90bcb9571b7aab0d8beaa2ce8a998ffaf079d38" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81c9936c244e352ca5d7c7b38977ae3319c4809fe50e5fae8492e22bbaa47edf
[INFO] running `Command { std: "docker" "start" "-a" "81c9936c244e352ca5d7c7b38977ae3319c4809fe50e5fae8492e22bbaa47edf", kill_on_drop: false }`
[INFO] [stderr] warning: field `0` is never read
[INFO] [stderr]   --> examples/example_pretty.rs:10:12
[INFO] [stderr]    |
[INFO] [stderr] 10 | struct Foo(String);
[INFO] [stderr]    |        --- ^^^^^^
[INFO] [stderr]    |        |
[INFO] [stderr]    |        field in this struct
[INFO] [stderr]    |
[INFO] [stderr]    = help: consider removing this field
[INFO] [stderr]    = note: `Foo` has a derived impl for the trait `Debug`, but this is intentionally ignored during dead code analysis
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `func_trace` (example "example_pretty") generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/func_trace-431a616d1931c83f)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests func_trace
[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] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - (line 62) ... ok
[INFO] [stdout] test src/lib.rs - init_depth_var (line 86) ... ok
[INFO] [stdout] test src/lib.rs - (line 23) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.39s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "81c9936c244e352ca5d7c7b38977ae3319c4809fe50e5fae8492e22bbaa47edf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81c9936c244e352ca5d7c7b38977ae3319c4809fe50e5fae8492e22bbaa47edf", kill_on_drop: false }`
[INFO] [stdout] 81c9936c244e352ca5d7c7b38977ae3319c4809fe50e5fae8492e22bbaa47edf
