[INFO] fetching crate errox 0.1.1...
[INFO] testing errox-0.1.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate errox 0.1.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate errox 0.1.1 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate errox 0.1.1
[INFO] finished tweaking crates.io crate errox 0.1.1
[INFO] tweaked toml for crates.io crate errox 0.1.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 7eccf36a770883a0be2157e3357fadb19c4fa9659016e893650f344662079e1d
[INFO] running `Command { std: "docker" "start" "-a" "7eccf36a770883a0be2157e3357fadb19c4fa9659016e893650f344662079e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7eccf36a770883a0be2157e3357fadb19c4fa9659016e893650f344662079e1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7eccf36a770883a0be2157e3357fadb19c4fa9659016e893650f344662079e1d", kill_on_drop: false }`
[INFO] [stdout] 7eccf36a770883a0be2157e3357fadb19c4fa9659016e893650f344662079e1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cc4cd74ad7dfbb244410d82c51e0554735fe0452f57a8dc64b79f30f7b6bce6a
[INFO] running `Command { std: "docker" "start" "-a" "cc4cd74ad7dfbb244410d82c51e0554735fe0452f57a8dc64b79f30f7b6bce6a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling colored v2.0.0
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling errox v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]    --> src/lib.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | / #![warn(missing_docs)]
[INFO] [stdout] 6   | | use doc_comment::doc_comment;
[INFO] [stdout] 7   | | doc_comment!(include_str!("../README.md"));
[INFO] [stdout] 8   | |
[INFO] [stdout] ...   |
[INFO] [stdout] 179 | |     }
[INFO] [stdout] 180 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:5:9
[INFO] [stdout]     |
[INFO] [stdout] 5   | #![warn(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn error(self) -> T;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn warning(self) -> T;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn info(self) -> T;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn debug(self) -> T;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn trace(self) -> T;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 6.74s
[INFO] running `Command { std: "docker" "inspect" "cc4cd74ad7dfbb244410d82c51e0554735fe0452f57a8dc64b79f30f7b6bce6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cc4cd74ad7dfbb244410d82c51e0554735fe0452f57a8dc64b79f30f7b6bce6a", kill_on_drop: false }`
[INFO] [stdout] cc4cd74ad7dfbb244410d82c51e0554735fe0452f57a8dc64b79f30f7b6bce6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 284c45729ab9495a2116479d801ddfd9cb920a720182bfc580bc52e0a132e7c4
[INFO] running `Command { std: "docker" "start" "-a" "284c45729ab9495a2116479d801ddfd9cb920a720182bfc580bc52e0a132e7c4", kill_on_drop: false }`
[INFO] [stdout] warning: missing documentation for the crate
[INFO] [stdout]    --> src/lib.rs:5:1
[INFO] [stdout]     |
[INFO] [stdout] 5   | / #![warn(missing_docs)]
[INFO] [stdout] 6   | | use doc_comment::doc_comment;
[INFO] [stdout] 7   | | doc_comment!(include_str!("../README.md"));
[INFO] [stdout] 8   | |
[INFO] [stdout] ...   |
[INFO] [stdout] 179 | |     }
[INFO] [stdout] 180 | | }
[INFO] [stdout]     | |_^
[INFO] [stdout]     |
[INFO] [stdout] note: the lint level is defined here
[INFO] [stdout]    --> src/lib.rs:5:9
[INFO] [stdout]     |
[INFO] [stdout] 5   | #![warn(missing_docs)]
[INFO] [stdout]     |         ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling errox v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:142:5
[INFO] [stdout]     |
[INFO] [stdout] 142 |     fn error(self) -> T;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:143:5
[INFO] [stdout]     |
[INFO] [stdout] 143 |     fn warning(self) -> T;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:144:5
[INFO] [stdout]     |
[INFO] [stdout] 144 |     fn info(self) -> T;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:145:5
[INFO] [stdout]     |
[INFO] [stdout] 145 |     fn debug(self) -> T;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: missing documentation for an associated function
[INFO] [stdout]    --> src/lib.rs:146:5
[INFO] [stdout]     |
[INFO] [stdout] 146 |     fn trace(self) -> T;
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 6 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::fs::File`
[INFO] [stdout]  --> src/tests.rs:7:5
[INFO] [stdout]   |
[INFO] [stdout] 7 | use std::fs::File;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.51s
[INFO] running `Command { std: "docker" "inspect" "284c45729ab9495a2116479d801ddfd9cb920a720182bfc580bc52e0a132e7c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "284c45729ab9495a2116479d801ddfd9cb920a720182bfc580bc52e0a132e7c4", kill_on_drop: false }`
[INFO] [stdout] 284c45729ab9495a2116479d801ddfd9cb920a720182bfc580bc52e0a132e7c4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] e22330a805e87914338e9cb59256596b8892ba7681fa1df235e57ca6996cdd69
[INFO] running `Command { std: "docker" "start" "-a" "e22330a805e87914338e9cb59256596b8892ba7681fa1df235e57ca6996cdd69", kill_on_drop: false }`
[INFO] [stderr] warning: missing documentation for the crate
[INFO] [stderr]    --> src/lib.rs:5:1
[INFO] [stderr]     |
[INFO] [stderr] 5   | / #![warn(missing_docs)]
[INFO] [stderr] 6   | | use doc_comment::doc_comment;
[INFO] [stderr] 7   | | doc_comment!(include_str!("../README.md"));
[INFO] [stderr] 8   | |
[INFO] [stderr] ...   |
[INFO] [stderr] 179 | |     }
[INFO] [stderr] 180 | | }
[INFO] [stderr]     | |_^
[INFO] [stderr]     |
[INFO] [stderr] note: the lint level is defined here
[INFO] [stderr]    --> src/lib.rs:5:9
[INFO] [stderr]     |
[INFO] [stderr] 5   | #![warn(missing_docs)]
[INFO] [stderr]     |         ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]    --> src/lib.rs:142:5
[INFO] [stderr]     |
[INFO] [stderr] 142 |     fn error(self) -> T;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]    --> src/lib.rs:143:5
[INFO] [stderr]     |
[INFO] [stderr] 143 |     fn warning(self) -> T;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]    --> src/lib.rs:144:5
[INFO] [stderr]     |
[INFO] [stderr] 144 |     fn info(self) -> T;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]    --> src/lib.rs:145:5
[INFO] [stderr]     |
[INFO] [stderr] 145 |     fn debug(self) -> T;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: missing documentation for an associated function
[INFO] [stderr]    --> src/lib.rs:146:5
[INFO] [stderr]     |
[INFO] [stderr] 146 |     fn trace(self) -> T;
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/tests.rs:7:5
[INFO] [stderr]   |
[INFO] [stderr] 7 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `errox` (lib) generated 6 warnings
[INFO] [stderr] warning: `errox` (lib test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/errox-17d8fee651221a5b)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test tests::calculate_precedence ... ok
[INFO] [stdout] test tests::error_format ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests errox
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.33s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "e22330a805e87914338e9cb59256596b8892ba7681fa1df235e57ca6996cdd69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e22330a805e87914338e9cb59256596b8892ba7681fa1df235e57ca6996cdd69", kill_on_drop: false }`
[INFO] [stdout] e22330a805e87914338e9cb59256596b8892ba7681fa1df235e57ca6996cdd69