[INFO] cloning repository https://github.com/wilcoxky/rust-hw04 [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/wilcoxky/rust-hw04" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilcoxky%2Frust-hw04", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilcoxky%2Frust-hw04'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2567a8394af35830fbaf522f223c6e485873bd3e [INFO] testing wilcoxky/rust-hw04 against master#62efba8a050c64249dab942951bb28f710208bc8 for pr-90799 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilcoxky%2Frust-hw04" "/workspace/builds/worker-40/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-40/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wilcoxky/rust-hw04 on toolchain 62efba8a050c64249dab942951bb28f710208bc8 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/wilcoxky/rust-hw04 [INFO] finished tweaking git repo https://github.com/wilcoxky/rust-hw04 [INFO] tweaked toml for git repo https://github.com/wilcoxky/rust-hw04 written to /workspace/builds/worker-40/source/Cargo.toml [INFO] crate git repo https://github.com/wilcoxky/rust-hw04 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 965c5b3c23d4d78a9a73f4832587283919a3af96a2a7385846278c6caa32dae6 [INFO] running `Command { std: "docker" "start" "-a" "965c5b3c23d4d78a9a73f4832587283919a3af96a2a7385846278c6caa32dae6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "965c5b3c23d4d78a9a73f4832587283919a3af96a2a7385846278c6caa32dae6", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "965c5b3c23d4d78a9a73f4832587283919a3af96a2a7385846278c6caa32dae6", kill_on_drop: false }` [INFO] [stdout] 965c5b3c23d4d78a9a73f4832587283919a3af96a2a7385846278c6caa32dae6 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f4bcf1707e58aa6e554e4b2486e42b3ae31aefff2fae8b96931cfeee75e6c261 [INFO] running `Command { std: "docker" "start" "-a" "f4bcf1707e58aa6e554e4b2486e42b3ae31aefff2fae8b96931cfeee75e6c261", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.31 [INFO] [stderr] Compiling rand v0.3.16 [INFO] [stderr] Compiling hw04 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | try!(io::stdout().flush().map_err(rpn::Error::IO)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | try!(io::stdin().read_line(&mut buffer).map_err(rpn::Error::IO)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:62:30 [INFO] [stdout] | [INFO] [stdout] 62 | let number = try!(i32::from_str(n).map_err(|_| rpn::Error::Syntax)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/main.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | let result = evaluate_line(&mut stack, &buffer); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/rpn.rs:124:21 [INFO] [stdout] | [INFO] [stdout] 124 | self.push(n); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/rpn.rs:133:21 [INFO] [stdout] | [INFO] [stdout] 133 | self.push(first.unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 24.87s [INFO] running `Command { std: "docker" "inspect" "f4bcf1707e58aa6e554e4b2486e42b3ae31aefff2fae8b96931cfeee75e6c261", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f4bcf1707e58aa6e554e4b2486e42b3ae31aefff2fae8b96931cfeee75e6c261", kill_on_drop: false }` [INFO] [stdout] f4bcf1707e58aa6e554e4b2486e42b3ae31aefff2fae8b96931cfeee75e6c261 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 92fc48a19b9a640a80e0e3a6bc7911876f7129163b48295b5af50f050bf1e97d [INFO] running `Command { std: "docker" "start" "-a" "92fc48a19b9a640a80e0e3a6bc7911876f7129163b48295b5af50f050bf1e97d", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling hw04 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:23:9 [INFO] [stdout] | [INFO] [stdout] 23 | try!(io::stdout().flush().map_err(rpn::Error::IO)); [INFO] [stdout] | ^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:26:9 [INFO] [stdout] | [INFO] [stdout] 26 | try!(io::stdin().read_line(&mut buffer).map_err(rpn::Error::IO)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stdout] --> src/main.rs:62:30 [INFO] [stdout] | [INFO] [stdout] 62 | let number = try!(i32::from_str(n).map_err(|_| rpn::Error::Syntax)); [INFO] [stdout] | ^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused variable: `result` [INFO] [stdout] --> src/main.rs:27:13 [INFO] [stdout] | [INFO] [stdout] 27 | let result = evaluate_line(&mut stack, &buffer); [INFO] [stdout] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_variables)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/rpn.rs:124:21 [INFO] [stdout] | [INFO] [stdout] 124 | self.push(n); [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused `std::result::Result` that must be used [INFO] [stdout] --> src/rpn.rs:133:21 [INFO] [stdout] | [INFO] [stdout] 133 | self.push(first.unwrap()); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 6 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 3.17s [INFO] running `Command { std: "docker" "inspect" "92fc48a19b9a640a80e0e3a6bc7911876f7129163b48295b5af50f050bf1e97d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "92fc48a19b9a640a80e0e3a6bc7911876f7129163b48295b5af50f050bf1e97d", kill_on_drop: false }` [INFO] [stdout] 92fc48a19b9a640a80e0e3a6bc7911876f7129163b48295b5af50f050bf1e97d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-40/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+62efba8a050c64249dab942951bb28f710208bc8" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] e8f4c0d5ffee4e16980880609395d2feec293b9e323f04a3fd17bc0e2aefc66a [INFO] running `Command { std: "docker" "start" "-a" "e8f4c0d5ffee4e16980880609395d2feec293b9e323f04a3fd17bc0e2aefc66a", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:23:9 [INFO] [stderr] | [INFO] [stderr] 23 | try!(io::stdout().flush().map_err(rpn::Error::IO)); [INFO] [stderr] | ^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:26:9 [INFO] [stderr] | [INFO] [stderr] 26 | try!(io::stdin().read_line(&mut buffer).map_err(rpn::Error::IO)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated macro `try`: use the `?` operator instead [INFO] [stderr] --> src/main.rs:62:30 [INFO] [stderr] | [INFO] [stderr] 62 | let number = try!(i32::from_str(n).map_err(|_| rpn::Error::Syntax)); [INFO] [stderr] | ^^^ [INFO] [stderr] [INFO] [stderr] warning: unused variable: `result` [INFO] [stderr] --> src/main.rs:27:13 [INFO] [stderr] | [INFO] [stderr] 27 | let result = evaluate_line(&mut stack, &buffer); [INFO] [stderr] | ^^^^^^ help: if this is intentional, prefix it with an underscore: `_result` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/rpn.rs:124:21 [INFO] [stderr] | [INFO] [stderr] 124 | self.push(n); [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/rpn.rs:133:21 [INFO] [stderr] | [INFO] [stderr] 133 | self.push(first.unwrap()); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] warning: `hw04` (bin "hw04" test) generated 6 warnings [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/hw04-be6dff74b8b20fb4) [INFO] [stdout] [INFO] [stdout] running 23 tests [INFO] [stdout] test rpn::tests::test_eval_add1 ... ok [INFO] [stdout] test rpn::tests::test_eval_add2 ... ok [INFO] [stdout] test rpn::tests::test_eval_add3 ... ok [INFO] [stdout] test rpn::tests::test_eval_eq1 ... ok [INFO] [stdout] test rpn::tests::test_eval_eq2 ... ok [INFO] [stdout] test rpn::tests::test_eval_neg1 ... ok [INFO] [stdout] test rpn::tests::test_eval_neg2 ... ok [INFO] [stdout] test rpn::tests::test_eval_quit ... ok [INFO] [stdout] test rpn::tests::test_eval_swap1 ... ok [INFO] [stdout] test rpn::tests::test_eval_rand2 ... ok [INFO] [stdout] test rpn::tests::test_eval_swap2 ... ok [INFO] [stdout] test rpn::tests::test_eval_rand1 ... ok [INFO] [stdout] test tests::test_evaluate_line_bad_parse ... ok [INFO] [stdout] test rpn::tests::test_pop_empty2 ... ok [INFO] [stdout] test rpn::tests::test_pop_empty1 ... ok [INFO] [stdout] test tests::test_evaluate_line_bool ... ok [INFO] [stdout] test tests::test_evaluate_line_eq ... ok [INFO] [stdout] test tests::test_evaluate_line_int ... ok [INFO] [stdout] test tests::test_evaluate_line_neg ... ok [INFO] [stdout] test tests::test_evaluate_line_plus ... ok [INFO] [stdout] test tests::test_evaluate_line_quit ... ok [INFO] [stdout] test tests::test_evaluate_line_swap ... ok [INFO] [stdout] test tests::test_evaluate_line_rand ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "e8f4c0d5ffee4e16980880609395d2feec293b9e323f04a3fd17bc0e2aefc66a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8f4c0d5ffee4e16980880609395d2feec293b9e323f04a3fd17bc0e2aefc66a", kill_on_drop: false }` [INFO] [stdout] e8f4c0d5ffee4e16980880609395d2feec293b9e323f04a3fd17bc0e2aefc66a