[INFO] fetching crate mantra-lang-tracing 0.7.0...
[INFO] checking mantra-lang-tracing-0.7.0 against master#2b112efcccf831c0e0fbaa6470047c7067f12801 for pr-150727-1
[INFO] extracting crate mantra-lang-tracing 0.7.0 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate mantra-lang-tracing 0.7.0
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate mantra-lang-tracing 0.7.0
[INFO] tweaked toml for crates.io crate mantra-lang-tracing 0.7.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mantra-lang-tracing 0.7.0 on toolchain 2b112efcccf831c0e0fbaa6470047c7067f12801
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "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" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "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 38 packages to latest compatible versions
[INFO] [stderr]       Adding tree-sitter v0.22.6 (available: v0.26.3)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded zmij v1.0.15
[INFO] [stderr]   Downloaded path-slash v0.2.1
[INFO] [stderr]   Downloaded mantra-schema v0.7.0
[INFO] [stderr]   Downloaded mantra-lang-tracing v0.7.0
[INFO] [stderr]   Downloaded dyn-clone v1.0.20
[INFO] [stderr]   Downloaded mantra-rust-procm v0.7.0
[INFO] [stderr]   Downloaded mantra-rust-macros v0.7.0
[INFO] [stderr]   Downloaded powerfmt v0.2.0
[INFO] [stderr]   Downloaded serde_derive_internals v0.29.1
[INFO] [stderr]   Downloaded schemars_derive v0.8.22
[INFO] [stderr]   Downloaded fluent-uri v0.1.4
[INFO] [stderr]   Downloaded lsp-types v0.97.0
[INFO] [stderr]   Downloaded schemars v0.8.22
[INFO] [stderr]   Downloaded deranged v0.5.5
[INFO] [stderr]   Downloaded tree-sitter v0.22.6
[INFO] [stderr]   Downloaded serde_json v1.0.149
[INFO] [stderr]   Downloaded regex v1.12.2
[INFO] [stderr]   Downloaded num-conv v0.1.0
[INFO] [stderr]   Downloaded time-macros v0.2.25
[INFO] [stderr]   Downloaded time v0.3.45
[INFO] [stderr]   Downloaded aho-corasick v1.1.4
[INFO] [stderr]   Downloaded time-core v0.1.7
[INFO] [stderr]   Downloaded regex-syntax v0.8.8
[INFO] [stderr]   Downloaded regex-automata v0.4.13
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c5e1abb3643d9eddd2df5a4b1e4451fd82ded4a40acb6e0daf90f7fe8668478
[INFO] running `Command { std: "docker" "start" "-a" "2c5e1abb3643d9eddd2df5a4b1e4451fd82ded4a40acb6e0daf90f7fe8668478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c5e1abb3643d9eddd2df5a4b1e4451fd82ded4a40acb6e0daf90f7fe8668478", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c5e1abb3643d9eddd2df5a4b1e4451fd82ded4a40acb6e0daf90f7fe8668478", kill_on_drop: false }`
[INFO] [stdout] 2c5e1abb3643d9eddd2df5a4b1e4451fd82ded4a40acb6e0daf90f7fe8668478
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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@sha256:98afbf2d16093dec2546ff8915fddc74e65664aa03fc460b3712b1c2c54a33e4" "/opt/rustwide/cargo-home/bin/cargo" "+2b112efcccf831c0e0fbaa6470047c7067f12801" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6829ce5fc1c4d381b3ea049a5e67ad897b6ebd3bf0f8e709917b587deccbb00c
[INFO] running `Command { std: "docker" "start" "-a" "6829ce5fc1c4d381b3ea049a5e67ad897b6ebd3bf0f8e709917b587deccbb00c", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.105
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling unicode-ident v1.0.22
[INFO] [stderr]    Compiling quote v1.0.43
[INFO] [stderr]    Compiling zmij v1.0.15
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling time-core v0.1.7
[INFO] [stderr]    Compiling schemars v0.8.22
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling itoa v1.0.17
[INFO] [stderr]    Compiling powerfmt v0.2.0
[INFO] [stderr]    Compiling dyn-clone v1.0.20
[INFO] [stderr]    Compiling shlex v1.3.0
[INFO] [stderr]    Compiling find-msvc-tools v0.1.8
[INFO] [stderr]    Compiling regex-syntax v0.8.8
[INFO] [stderr]    Compiling path-slash v0.2.1
[INFO] [stderr]     Checking bitflags v1.3.2
[INFO] [stderr]    Compiling cc v1.2.53
[INFO] [stderr]    Compiling time-macros v0.2.25
[INFO] [stderr]     Checking fluent-uri v0.1.4
[INFO] [stderr]     Checking aho-corasick v1.1.4
[INFO] [stderr]    Compiling syn v2.0.114
[INFO] [stderr]    Compiling tree-sitter v0.22.6
[INFO] [stderr]     Checking regex-automata v0.4.13
[INFO] [stderr]     Checking deranged v0.5.5
[INFO] [stderr]     Checking regex v1.12.2
[INFO] [stderr]    Compiling time v0.3.45
[INFO] [stderr]    Compiling serde_derive_internals v0.29.1
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling schemars_derive v0.8.22
[INFO] [stderr]    Compiling serde_repr v0.1.20
[INFO] [stderr]     Checking lsp-types v0.97.0
[INFO] [stderr]     Checking mantra-schema v0.7.0
[INFO] [stderr]    Compiling mantra-lang-tracing v0.7.0
[INFO] [stderr]    Compiling mantra-rust-procm v0.7.0
[INFO] [stderr]     Checking mantra-rust-macros v0.7.0
[INFO] [stderr]     Checking mantra-lang-tracing v0.7.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `path_slash::PathBufExt`
[INFO] [stdout]  --> src/path.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use path_slash::PathBufExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `path_slash::PathBufExt`
[INFO] [stdout]  --> src/path.rs:3:5
[INFO] [stdout]   |
[INFO] [stdout] 3 | use path_slash::PathBufExt;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 42.94s
[INFO] running `Command { std: "docker" "inspect" "6829ce5fc1c4d381b3ea049a5e67ad897b6ebd3bf0f8e709917b587deccbb00c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6829ce5fc1c4d381b3ea049a5e67ad897b6ebd3bf0f8e709917b587deccbb00c", kill_on_drop: false }`
[INFO] [stdout] 6829ce5fc1c4d381b3ea049a5e67ad897b6ebd3bf0f8e709917b587deccbb00c