[INFO] fetching crate mod_logger 0.8.4...
[INFO] building mod_logger-0.8.4 against master#c7f6aa2869acdbf014d094c6e427e554e160b6db for pr-146237-2
[INFO] extracting crate mod_logger 0.8.4 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate mod_logger 0.8.4
[INFO] finished tweaking crates.io crate mod_logger 0.8.4
[INFO] tweaked toml for crates.io crate mod_logger 0.8.4 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mod_logger 0.8.4 on toolchain c7f6aa2869acdbf014d094c6e427e554e160b6db
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mod_logger 0.8.4 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" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_yaml v0.8.12
[INFO] [stderr]   Downloaded unicode-xid v0.2.0
[INFO] [stderr]   Downloaded linked-hash-map v0.5.3
[INFO] [stderr]   Downloaded time v0.1.43
[INFO] [stderr]   Downloaded quote v1.0.4
[INFO] [stderr]   Downloaded proc-macro2 v1.0.12
[INFO] [stderr]   Downloaded numtoa v0.1.0
[INFO] [stderr]   Downloaded serde v1.0.110
[INFO] [stderr]   Downloaded num-traits v0.2.11
[INFO] [stderr]   Downloaded redox_syscall v0.1.56
[INFO] [stderr]   Downloaded atty v0.2.11
[INFO] [stderr]   Downloaded termion v1.5.5
[INFO] [stderr]   Downloaded num-integer v0.1.42
[INFO] [stderr]   Downloaded chrono v0.4.11
[INFO] [stderr]   Downloaded aho-corasick v0.7.10
[INFO] [stderr]   Downloaded syn v1.0.19
[INFO] [stderr]   Downloaded log v0.4.8
[INFO] [stderr]   Downloaded thread_local v1.0.1
[INFO] [stderr]   Downloaded colored v1.9.3
[INFO] [stderr]   Downloaded dtoa v0.4.5
[INFO] [stderr]   Downloaded regex v1.3.7
[INFO] [stderr]   Downloaded redox_termios v0.1.1
[INFO] [stderr]   Downloaded serde_derive v1.0.110
[INFO] [stderr]   Downloaded regex-syntax v0.6.17
[INFO] [stderr]   Downloaded yaml-rust v0.4.3
[INFO] [stderr]   Downloaded libc v0.2.69
[INFO] [stderr]   Downloaded winapi v0.3.8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c0cf571ecbd630fa7e3971b53e872495f9fd02c3af26bd8ffeb7eb3323fe146
[INFO] running `Command { std: "docker" "start" "-a" "5c0cf571ecbd630fa7e3971b53e872495f9fd02c3af26bd8ffeb7eb3323fe146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c0cf571ecbd630fa7e3971b53e872495f9fd02c3af26bd8ffeb7eb3323fe146", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c0cf571ecbd630fa7e3971b53e872495f9fd02c3af26bd8ffeb7eb3323fe146", kill_on_drop: false }`
[INFO] [stdout] 5c0cf571ecbd630fa7e3971b53e872495f9fd02c3af26bd8ffeb7eb3323fe146
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f29027ea36ba23605f1d40995fbd5ae211f0493509bd800a0075041071f54a11
[INFO] running `Command { std: "docker" "start" "-a" "f29027ea36ba23605f1d40995fbd5ae211f0493509bd800a0075041071f54a11", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling time v0.1.43
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling mod_logger v0.8.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `error`, `error_with_all`, and `error_with_kind` are never used
[INFO] [stdout]    --> src/error.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub trait ToError<T> {
[INFO] [stdout]     |           ------- methods in this trait
[INFO] [stdout] 136 |     fn error(self) -> Result<T>;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 137 |     fn upstream_with_context(self, context: &str) -> Result<T>;
[INFO] [stdout] 138 |     fn error_with_all(self, kind: ErrorKind, context: &str) -> Result<T>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 139 |     fn error_with_kind(self, kind: ErrorKind) -> Result<T>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 13.01s
[INFO] running `Command { std: "docker" "inspect" "f29027ea36ba23605f1d40995fbd5ae211f0493509bd800a0075041071f54a11", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f29027ea36ba23605f1d40995fbd5ae211f0493509bd800a0075041071f54a11", kill_on_drop: false }`
[INFO] [stdout] f29027ea36ba23605f1d40995fbd5ae211f0493509bd800a0075041071f54a11
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+c7f6aa2869acdbf014d094c6e427e554e160b6db" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9862472b8e391af5556dff1a6394c0e489e22cb3616af38f014dee16ed46214b
[INFO] running `Command { std: "docker" "start" "-a" "9862472b8e391af5556dff1a6394c0e489e22cb3616af38f014dee16ed46214b", kill_on_drop: false }`
[INFO] [stdout] warning: methods `error`, `error_with_all`, and `error_with_kind` are never used
[INFO] [stdout]    --> src/error.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub trait ToError<T> {
[INFO] [stdout]     |           ------- methods in this trait
[INFO] [stdout] 136 |     fn error(self) -> Result<T>;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 137 |     fn upstream_with_context(self, context: &str) -> Result<T>;
[INFO] [stdout] 138 |     fn error_with_all(self, kind: ErrorKind, context: &str) -> Result<T>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 139 |     fn error_with_kind(self, kind: ErrorKind) -> Result<T>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling mod_logger v0.8.4 (/opt/rustwide/workdir)
[INFO] [stdout] warning: methods `error`, `error_with_all`, and `error_with_kind` are never used
[INFO] [stdout]    --> src/error.rs:136:8
[INFO] [stdout]     |
[INFO] [stdout] 135 | pub trait ToError<T> {
[INFO] [stdout]     |           ------- methods in this trait
[INFO] [stdout] 136 |     fn error(self) -> Result<T>;
[INFO] [stdout]     |        ^^^^^
[INFO] [stdout] 137 |     fn upstream_with_context(self, context: &str) -> Result<T>;
[INFO] [stdout] 138 |     fn error_with_all(self, kind: ErrorKind, context: &str) -> Result<T>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^
[INFO] [stdout] 139 |     fn error_with_kind(self, kind: ErrorKind) -> Result<T>;
[INFO] [stdout]     |        ^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[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 0.55s
[INFO] running `Command { std: "docker" "inspect" "9862472b8e391af5556dff1a6394c0e489e22cb3616af38f014dee16ed46214b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9862472b8e391af5556dff1a6394c0e489e22cb3616af38f014dee16ed46214b", kill_on_drop: false }`
[INFO] [stdout] 9862472b8e391af5556dff1a6394c0e489e22cb3616af38f014dee16ed46214b