[INFO] cloning repository https://github.com/Tokeiya/int_rpn
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/Tokeiya/int_rpn" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokeiya%2Fint_rpn", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokeiya%2Fint_rpn'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 4384dc0b68f6f2b0ac15dcb491f31b669e9a6d13
[INFO] testing Tokeiya/int_rpn against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2FTokeiya%2Fint_rpn" "/workspace/builds/worker-0/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/Tokeiya/int_rpn on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/Tokeiya/int_rpn
[INFO] finished tweaking git repo https://github.com/Tokeiya/int_rpn
[INFO] tweaked toml for git repo https://github.com/Tokeiya/int_rpn written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate git repo https://github.com/Tokeiya/int_rpn already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5c167aa4610c2841db0616e9c08c5063944ac7b3c475087609efe7661dcf9c3e
[INFO] running `Command { std: "docker" "start" "-a" "5c167aa4610c2841db0616e9c08c5063944ac7b3c475087609efe7661dcf9c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5c167aa4610c2841db0616e9c08c5063944ac7b3c475087609efe7661dcf9c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5c167aa4610c2841db0616e9c08c5063944ac7b3c475087609efe7661dcf9c3e", kill_on_drop: false }`
[INFO] [stdout] 5c167aa4610c2841db0616e9c08c5063944ac7b3c475087609efe7661dcf9c3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 954be164a63222620405a62ab686566bba1ae4727b38fb658081d9089f544284
[INFO] running `Command { std: "docker" "start" "-a" "954be164a63222620405a62ab686566bba1ae4727b38fb658081d9089f544284", kill_on_drop: false }`
[INFO] [stderr]    Compiling calc_core v0.1.0 (/opt/rustwide/workdir/calc_core)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> calc_core/src/splitter.rs:10:51
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn is_delimiter(c:&char)->bool{*c==' '||*c=='\t'};
[INFO] [stdout]    |                                                      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> calc_core/src/token.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling calc v0.1.0 (/opt/rustwide/workdir/calc)
[INFO] [stdout] warning: function is never used: `add_dyn`
[INFO] [stdout]  --> calc/src/main.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn add_dyn<'a>(scr:&'a mut dyn Iterator<Item=&i32>) -> Box<dyn Iterator<Item=i32>+'a> {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.19s
[INFO] running `Command { std: "docker" "inspect" "954be164a63222620405a62ab686566bba1ae4727b38fb658081d9089f544284", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "954be164a63222620405a62ab686566bba1ae4727b38fb658081d9089f544284", kill_on_drop: false }`
[INFO] [stdout] 954be164a63222620405a62ab686566bba1ae4727b38fb658081d9089f544284
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a1c547c1825333d02cfb1de168c5e97697f9c348df99f43a11c0580e37ebf47b
[INFO] running `Command { std: "docker" "start" "-a" "a1c547c1825333d02cfb1de168c5e97697f9c348df99f43a11c0580e37ebf47b", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> calc_core/src/splitter.rs:10:51
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn is_delimiter(c:&char)->bool{*c==' '||*c=='\t'};
[INFO] [stdout]    |                                                      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling calc_core v0.1.0 (/opt/rustwide/workdir/calc_core)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> calc_core/src/token.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling calc v0.1.0 (/opt/rustwide/workdir/calc)
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> calc_core/src/splitter.rs:10:51
[INFO] [stdout]    |
[INFO] [stdout] 10 |     fn is_delimiter(c:&char)->bool{*c==' '||*c=='\t'};
[INFO] [stdout]    |                                                      ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `add_dyn`
[INFO] [stdout]  --> calc/src/main.rs:2:4
[INFO] [stdout]   |
[INFO] [stdout] 2 | fn add_dyn<'a>(scr:&'a mut dyn Iterator<Item=&i32>) -> Box<dyn Iterator<Item=i32>+'a> {
[INFO] [stdout]   |    ^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> calc_core/src/token.rs:28:10
[INFO] [stdout]    |
[INFO] [stdout] 28 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.86s
[INFO] running `Command { std: "docker" "inspect" "a1c547c1825333d02cfb1de168c5e97697f9c348df99f43a11c0580e37ebf47b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a1c547c1825333d02cfb1de168c5e97697f9c348df99f43a11c0580e37ebf47b", kill_on_drop: false }`
[INFO] [stdout] a1c547c1825333d02cfb1de168c5e97697f9c348df99f43a11c0580e37ebf47b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4fba963cd35b9592f5b1a03b41dbe2a0f3c99ade4a7a91b62d97c7b08432266b
[INFO] running `Command { std: "docker" "start" "-a" "4fba963cd35b9592f5b1a03b41dbe2a0f3c99ade4a7a91b62d97c7b08432266b", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stdout] running 0 tests
[INFO] [stderr]   --> calc_core/src/splitter.rs:10:51
[INFO] [stdout] 
[INFO] [stderr]    |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 10 |     fn is_delimiter(c:&char)->bool{*c==' '||*c=='\t'};
[INFO] [stdout] 
[INFO] [stderr]    |                                                      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> calc_core/src/token.rs:28:10
[INFO] [stderr]    |
[INFO] [stderr] 28 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> calc_core/src/splitter.rs:10:51
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn is_delimiter(c:&char)->bool{*c==' '||*c=='\t'};
[INFO] [stderr]    |                                                      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> calc_core/src/token.rs:28:10
[INFO] [stderr]    |
[INFO] [stderr] 28 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `add_dyn`
[INFO] [stderr]  --> calc/src/main.rs:2:4
[INFO] [stderr]   |
[INFO] [stderr] 2 | fn add_dyn<'a>(scr:&'a mut dyn Iterator<Item=&i32>) -> Box<dyn Iterator<Item=i32>+'a> {
[INFO] [stderr]   |    ^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calc-1fbeb114487c19af)
[INFO] [stdout] 
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/calc_core-92974866906bb18b)
[INFO] [stdout] running 2 tests
[INFO] [stdout] test splitter::tests::splitter_test ... ok
[INFO] [stdout] test token::tests::token_display_test ... 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 calc_core
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> /opt/rustwide/workdir/calc_core/src/splitter.rs:10:51
[INFO] [stderr]    |
[INFO] [stderr] 10 |     fn is_delimiter(c:&char)->bool{*c==' '||*c=='\t'};
[INFO] [stderr]    |                                                      ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> /opt/rustwide/workdir/calc_core/src/token.rs:28:10
[INFO] [stderr]    |
[INFO] [stderr] 28 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings 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" "4fba963cd35b9592f5b1a03b41dbe2a0f3c99ade4a7a91b62d97c7b08432266b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4fba963cd35b9592f5b1a03b41dbe2a0f3c99ade4a7a91b62d97c7b08432266b", kill_on_drop: false }`
[INFO] [stdout] 4fba963cd35b9592f5b1a03b41dbe2a0f3c99ade4a7a91b62d97c7b08432266b