[INFO] updating cached 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" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune", kill_on_drop: false }` [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 2567a8394af35830fbaf522f223c6e485873bd3e [INFO] testing wilcoxky/rust-hw04 against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fwilcoxky%2Frust-hw04" "/workspace/builds/worker-7/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-7/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/wilcoxky/rust-hw04 on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", 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-7/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" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] bad26100c24e43221bd393a59e6e0b2da112d346946f9529dbf5364211a87c50 [INFO] running `Command { std: "docker" "start" "-a" "bad26100c24e43221bd393a59e6e0b2da112d346946f9529dbf5364211a87c50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "bad26100c24e43221bd393a59e6e0b2da112d346946f9529dbf5364211a87c50", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "bad26100c24e43221bd393a59e6e0b2da112d346946f9529dbf5364211a87c50", kill_on_drop: false }` [INFO] [stdout] bad26100c24e43221bd393a59e6e0b2da112d346946f9529dbf5364211a87c50 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 72aec69dacbd3e70a01815ea8ea4fb24e72bf63c0a920d9d3111b11a05e7e81d [INFO] running `Command { std: "docker" "start" "-a" "72aec69dacbd3e70a01815ea8ea4fb24e72bf63c0a920d9d3111b11a05e7e81d", 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 item '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 item '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 item '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 26.03s [INFO] running `Command { std: "docker" "inspect" "72aec69dacbd3e70a01815ea8ea4fb24e72bf63c0a920d9d3111b11a05e7e81d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "72aec69dacbd3e70a01815ea8ea4fb24e72bf63c0a920d9d3111b11a05e7e81d", kill_on_drop: false }` [INFO] [stdout] 72aec69dacbd3e70a01815ea8ea4fb24e72bf63c0a920d9d3111b11a05e7e81d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] d30ddb8e4cf380bd33452733e15cad91f16784cc4f302bc6979cf000315f4d05 [INFO] running `Command { std: "docker" "start" "-a" "d30ddb8e4cf380bd33452733e15cad91f16784cc4f302bc6979cf000315f4d05", kill_on_drop: false }` [INFO] [stderr] Compiling hw04 v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated item '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 item '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 item '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 1.14s [INFO] running `Command { std: "docker" "inspect" "d30ddb8e4cf380bd33452733e15cad91f16784cc4f302bc6979cf000315f4d05", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d30ddb8e4cf380bd33452733e15cad91f16784cc4f302bc6979cf000315f4d05", kill_on_drop: false }` [INFO] [stdout] d30ddb8e4cf380bd33452733e15cad91f16784cc4f302bc6979cf000315f4d05 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] a321f4060575eb59c85a166915bdb74a983c68024603e285629e3187ebdbb02e [INFO] running `Command { std: "docker" "start" "-a" "a321f4060575eb59c85a166915bdb74a983c68024603e285629e3187ebdbb02e", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated item '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 item '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 item '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: 6 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/hw04-644e342792ecbd70 [INFO] [stdout] running 23 tests [INFO] [stdout] test rpn::tests::test_eval_add3 ... ok [INFO] [stdout] test rpn::tests::test_eval_add1 ... ok [INFO] [stdout] test rpn::tests::test_eval_swap1 ... ok [INFO] [stdout] test rpn::tests::test_eval_swap2 ... 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_bad_parse ... 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 rpn::tests::test_eval_add2 ... ok [INFO] [stdout] test tests::test_evaluate_line_rand ... ok [INFO] [stdout] test tests::test_evaluate_line_swap ... ok [INFO] [stdout] test rpn::tests::test_eval_eq2 ... ok [INFO] [stdout] test rpn::tests::test_eval_eq1 ... 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_rand1 ... ok [INFO] [stdout] test rpn::tests::test_eval_rand2 ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "a321f4060575eb59c85a166915bdb74a983c68024603e285629e3187ebdbb02e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a321f4060575eb59c85a166915bdb74a983c68024603e285629e3187ebdbb02e", kill_on_drop: false }` [INFO] [stdout] a321f4060575eb59c85a166915bdb74a983c68024603e285629e3187ebdbb02e