[INFO] cloning repository https://github.com/fooker/stains
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/fooker/stains" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffooker%2Fstains", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffooker%2Fstains'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2f12aed9c2f89bef3a9bce27327e7ee4dca1efae
[INFO] checking fooker/stains against master#af4a5a13a15fa0c60e06321077ef452f769b42fd for pr-122960-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffooker%2Fstains" "/workspace/builds/worker-3-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fooker/stains on toolchain af4a5a13a15fa0c60e06321077ef452f769b42fd
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fooker/stains
[INFO] finished tweaking git repo https://github.com/fooker/stains
[INFO] tweaked toml for git repo https://github.com/fooker/stains written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/fooker/stains 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" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded failure_derive v0.1.3
[INFO] [stderr]   Downloaded syn v0.15.20
[INFO] [stderr]   Downloaded rustc-demangle v0.1.9
[INFO] [stderr]   Downloaded quote v0.6.10
[INFO] [stderr]   Downloaded backtrace v0.3.9
[INFO] [stderr]   Downloaded cfg-if v0.1.6
[INFO] [stderr]   Downloaded cc v1.0.25
[INFO] [stderr]   Downloaded proc-macro2 v0.4.23
[INFO] [stderr]   Downloaded failure v0.1.3
[INFO] [stderr]   Downloaded libc v0.2.43
[INFO] [stderr]   Downloaded backtrace-sys v0.1.24
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 91bc235eac608708bb8111891f3e626c2560b9f12d8f7980c49e64e8b27ecdf1
[INFO] running `Command { std: "docker" "start" "-a" "91bc235eac608708bb8111891f3e626c2560b9f12d8f7980c49e64e8b27ecdf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "91bc235eac608708bb8111891f3e626c2560b9f12d8f7980c49e64e8b27ecdf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "91bc235eac608708bb8111891f3e626c2560b9f12d8f7980c49e64e8b27ecdf1", kill_on_drop: false }`
[INFO] [stdout] 91bc235eac608708bb8111891f3e626c2560b9f12d8f7980c49e64e8b27ecdf1
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+af4a5a13a15fa0c60e06321077ef452f769b42fd" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 746dfcea6b5f980884cdfda368aba84b6c9d456253b8b7973399ef4a5d7a375b
[INFO] running `Command { std: "docker" "start" "-a" "746dfcea6b5f980884cdfda368aba84b6c9d456253b8b7973399ef4a5d7a375b", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.23
[INFO] [stderr]    Compiling cc v1.0.25
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]    Compiling failure_derive v0.1.3
[INFO] [stderr]     Checking cfg-if v0.1.6
[INFO] [stderr]     Checking rustc-demangle v0.1.9
[INFO] [stderr]     Checking nodrop v0.1.13
[INFO] [stderr]     Checking arrayvec v0.4.7
[INFO] [stderr]    Compiling backtrace-sys v0.1.24
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.20
[INFO] [stderr]     Checking backtrace v0.3.9
[INFO] [stderr]    Compiling synstructure v0.10.1
[INFO] [stderr]     Checking failure v0.1.3
[INFO] [stderr]     Checking gcode v0.1.0 (/opt/rustwide/workdir/gcode)
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> gcode/src/parser.rs:165:21
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 Err(err) => Err(LexerError::InvalidNumber { text: buffer.to_string() }),
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `err`
[INFO] [stdout]    --> gcode/src/parser.rs:165:21
[INFO] [stdout]     |
[INFO] [stdout] 165 |                 Err(err) => Err(LexerError::InvalidNumber { text: buffer.to_string() }),
[INFO] [stdout]     |                     ^^^ help: if this is intentional, prefix it with an underscore: `_err`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]  --> gcode/tests/parser_test.rs:1:12
[INFO] [stdout]   |
[INFO] [stdout] 1 | #![feature(impl_trait_in_bindings)]
[INFO] [stdout]   |            ^^^^^^^^^^^^^^^^^^^^^^ feature has been removed
[INFO] [stdout]   |
[INFO] [stdout]   = note: the implementation was not maintainable, the feature may get reintroduced once the current refactorings are done
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `block`
[INFO] [stdout]   --> gcode/tests/parser_test.rs:16:13
[INFO] [stdout]    |
[INFO] [stdout] 16 |         let block = parser.parse(line.unwrap()).unwrap();
[INFO] [stdout]    |             ^^^^^ help: if this is intentional, prefix it with an underscore: `_block`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error; 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0557`.
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `gcode` (test "parser_test") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "746dfcea6b5f980884cdfda368aba84b6c9d456253b8b7973399ef4a5d7a375b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "746dfcea6b5f980884cdfda368aba84b6c9d456253b8b7973399ef4a5d7a375b", kill_on_drop: false }`
[INFO] [stdout] 746dfcea6b5f980884cdfda368aba84b6c9d456253b8b7973399ef4a5d7a375b
[INFO] checking fooker/stains against try#36dbcaee1a55543dfc181be52a69d99ff46ff62f for pr-122960-3
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffooker%2Fstains" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fooker/stains on toolchain 36dbcaee1a55543dfc181be52a69d99ff46ff62f
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/fooker/stains
[INFO] finished tweaking git repo https://github.com/fooker/stains
[INFO] tweaked toml for git repo https://github.com/fooker/stains written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/fooker/stains 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" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9d4bbaf8d9a1c38818e5a121d6615c7c0da93dee97a45fc9dafb2a2621a32a81
[INFO] running `Command { std: "docker" "start" "-a" "9d4bbaf8d9a1c38818e5a121d6615c7c0da93dee97a45fc9dafb2a2621a32a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9d4bbaf8d9a1c38818e5a121d6615c7c0da93dee97a45fc9dafb2a2621a32a81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d4bbaf8d9a1c38818e5a121d6615c7c0da93dee97a45fc9dafb2a2621a32a81", kill_on_drop: false }`
[INFO] [stdout] 9d4bbaf8d9a1c38818e5a121d6615c7c0da93dee97a45fc9dafb2a2621a32a81
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+36dbcaee1a55543dfc181be52a69d99ff46ff62f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3bcf642f040878a88cbb4e09cd8a69d0043ae47f12ea69c53b8e98912c0a68b9
[INFO] running `Command { std: "docker" "start" "-a" "3bcf642f040878a88cbb4e09cd8a69d0043ae47f12ea69c53b8e98912c0a68b9", kill_on_drop: false }`
[INFO] [stderr] Copying to /tmp/fixit
[INFO] [stderr] no edition found in manifest, probably 2015, skipping
[INFO] running `Command { std: "docker" "inspect" "3bcf642f040878a88cbb4e09cd8a69d0043ae47f12ea69c53b8e98912c0a68b9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bcf642f040878a88cbb4e09cd8a69d0043ae47f12ea69c53b8e98912c0a68b9", kill_on_drop: false }`
[INFO] [stdout] 3bcf642f040878a88cbb4e09cd8a69d0043ae47f12ea69c53b8e98912c0a68b9