[INFO] cloning repository https://github.com/krukah/vacuum-algebra
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/krukah/vacuum-algebra" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrukah%2Fvacuum-algebra", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrukah%2Fvacuum-algebra'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4a2542139d11ba23e56e9d777827c89b43a77d2c
[INFO] testing krukah/vacuum-algebra against master#733b47ea4b1b86216f14ef56e49440c33933f230+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fkrukah%2Fvacuum-algebra" "/workspace/builds/worker-1-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-1-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/krukah/vacuum-algebra
[INFO] finished tweaking git repo https://github.com/krukah/vacuum-algebra
[INFO] tweaked toml for git repo https://github.com/krukah/vacuum-algebra written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/krukah/vacuum-algebra on toolchain 733b47ea4b1b86216f14ef56e49440c33933f230
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/krukah/vacuum-algebra 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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+733b47ea4b1b86216f14ef56e49440c33933f230" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e567c99f13c1643b0ab3de60a329ed461f3138362cdb65827424b16f33706ba5
[INFO] running `Command { std: "docker" "start" "-a" "e567c99f13c1643b0ab3de60a329ed461f3138362cdb65827424b16f33706ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e567c99f13c1643b0ab3de60a329ed461f3138362cdb65827424b16f33706ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e567c99f13c1643b0ab3de60a329ed461f3138362cdb65827424b16f33706ba5", kill_on_drop: false }`
[INFO] [stdout] e567c99f13c1643b0ab3de60a329ed461f3138362cdb65827424b16f33706ba5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 31a150c2b6860a7f21abbf178ec1cab7fe3327352ff12232cdab6152b38a2eb3
[INFO] running `Command { std: "docker" "start" "-a" "31a150c2b6860a7f21abbf178ec1cab7fe3327352ff12232cdab6152b38a2eb3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.172
[INFO] [stderr]    Compiling zerocopy v0.8.25
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling svg v0.18.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling ppv-lite86 v0.2.21
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling vacuum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::render::Segment`
[INFO] [stdout]  --> src/expression.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::render::Segment;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/expression.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/render.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         (self.expectation().size() as f32)
[INFO] [stdout]    |         ^                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -         (self.expectation().size() as f32)
[INFO] [stdout] 25 +         self.expectation().size() as f32
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 7.11s
[INFO] running `Command { std: "docker" "inspect" "31a150c2b6860a7f21abbf178ec1cab7fe3327352ff12232cdab6152b38a2eb3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "31a150c2b6860a7f21abbf178ec1cab7fe3327352ff12232cdab6152b38a2eb3", kill_on_drop: false }`
[INFO] [stdout] 31a150c2b6860a7f21abbf178ec1cab7fe3327352ff12232cdab6152b38a2eb3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cf06deff60e2a74acd9bb0d6533bf0ecf02b73ddf6333d1409b1f76e7fb10f55
[INFO] running `Command { std: "docker" "start" "-a" "cf06deff60e2a74acd9bb0d6533bf0ecf02b73ddf6333d1409b1f76e7fb10f55", kill_on_drop: false }`
[INFO] [stdout] warning: unused import: `crate::render::Segment`
[INFO] [stdout]  --> src/expression.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::render::Segment;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/expression.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/render.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         (self.expectation().size() as f32)
[INFO] [stdout]    |         ^                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -         (self.expectation().size() as f32)
[INFO] [stdout] 25 +         self.expectation().size() as f32
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling vacuum v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::render::Segment`
[INFO] [stdout]  --> src/expression.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::render::Segment;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::ops::Add`
[INFO] [stdout]  --> src/expression.rs:5:5
[INFO] [stdout]   |
[INFO] [stdout] 5 | use std::ops::Add;
[INFO] [stdout]   |     ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around block return value
[INFO] [stdout]   --> src/render.rs:25:9
[INFO] [stdout]    |
[INFO] [stdout] 25 |         (self.expectation().size() as f32)
[INFO] [stdout]    |         ^                                ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 25 -         (self.expectation().size() as f32)
[INFO] [stdout] 25 +         self.expectation().size() as f32
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.91s
[INFO] running `Command { std: "docker" "inspect" "cf06deff60e2a74acd9bb0d6533bf0ecf02b73ddf6333d1409b1f76e7fb10f55", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf06deff60e2a74acd9bb0d6533bf0ecf02b73ddf6333d1409b1f76e7fb10f55", kill_on_drop: false }`
[INFO] [stdout] cf06deff60e2a74acd9bb0d6533bf0ecf02b73ddf6333d1409b1f76e7fb10f55
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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 -Copt-level=3" "-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" "+733b47ea4b1b86216f14ef56e49440c33933f230" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 27a565e08cd1845502139cbf6b76208d8a0bd4e3ddd23753eb7e628dd823f451
[INFO] running `Command { std: "docker" "start" "-a" "27a565e08cd1845502139cbf6b76208d8a0bd4e3ddd23753eb7e628dd823f451", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `crate::render::Segment`
[INFO] [stderr]  --> src/expression.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use crate::render::Segment;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `std::ops::Add`
[INFO] [stderr]  --> src/expression.rs:5:5
[INFO] [stderr]   |
[INFO] [stderr] 5 | use std::ops::Add;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/render.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         (self.expectation().size() as f32)
[INFO] [stderr]    |         ^                                ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 25 -         (self.expectation().size() as f32)
[INFO] [stderr] 25 +         self.expectation().size() as f32
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: `vacuum` (lib) generated 3 warnings (run `cargo fix --lib -p vacuum` to apply 3 suggestions)
[INFO] [stderr] warning: `vacuum` (lib test) generated 3 warnings (3 duplicates)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/vacuum-f3a2dcc1b047ad2b)
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test expression::tests::test_2_char_expressions ... ok
[INFO] [stdout] test expression::tests::test_8_char_expressions ... ok
[INFO] [stdout] test expression::tests::test_iteration ... ok
[INFO] [stdout] test expression::tests::test_from_str ... ok
[INFO] [stdout] test expression::tests::test_runaway_substitution_1 ... ok
[INFO] [stdout] test expression::tests::test_split ... ok
[INFO] [stdout] test ladder::tests::test_ladder_not ... ok
[INFO] [stdout] test natural::tests::test_natural_add ... ok
[INFO] [stdout] test expression::tests::test_runaway_substitution_2 ... ok
[INFO] [stdout] test natural::tests::test_natural_unit ... ok
[INFO] [stdout] test natural::tests::test_natural_zero ... ok
[INFO] [stdout] test expression::tests::test_3_char_expressions ... ok
[INFO] [stdout] test expression::tests::test_concatenation ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/vacuum-9d5ff659bc1c7bb0)
[INFO] [stdout] 
[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] [stderr]    Doc-tests vacuum
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]   --> src/render.rs:25:9
[INFO] [stderr]    |
[INFO] [stderr] 25 |         (self.expectation().size() as f32)
[INFO] [stderr]    |         ^                                ^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr] 25 -         (self.expectation().size() as f32)
[INFO] [stderr] 25 +         self.expectation().size() as f32
[INFO] [stderr]    |
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stdout] 
[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] running `Command { std: "docker" "inspect" "27a565e08cd1845502139cbf6b76208d8a0bd4e3ddd23753eb7e628dd823f451", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27a565e08cd1845502139cbf6b76208d8a0bd4e3ddd23753eb7e628dd823f451", kill_on_drop: false }`
[INFO] [stdout] 27a565e08cd1845502139cbf6b76208d8a0bd4e3ddd23753eb7e628dd823f451