[INFO] fetching crate septem 1.0.1... [INFO] testing septem-1.0.1 against 1.49.0 for beta-1.50-1 [INFO] extracting crate septem 1.0.1 into /workspace/builds/worker-3/source [INFO] validating manifest of crates.io crate septem 1.0.1 on toolchain 1.49.0 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate septem 1.0.1 [INFO] finished tweaking crates.io crate septem 1.0.1 [INFO] tweaked toml for crates.io crate septem 1.0.1 written to /workspace/builds/worker-3/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 204f6bc3d7d82591ad3572df8c5d0de773973c8eb2f15fa00326003684c89eb4 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "204f6bc3d7d82591ad3572df8c5d0de773973c8eb2f15fa00326003684c89eb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "204f6bc3d7d82591ad3572df8c5d0de773973c8eb2f15fa00326003684c89eb4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "204f6bc3d7d82591ad3572df8c5d0de773973c8eb2f15fa00326003684c89eb4", kill_on_drop: false }` [INFO] [stdout] 204f6bc3d7d82591ad3572df8c5d0de773973c8eb2f15fa00326003684c89eb4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] c877a5b97288b63486be7435b99bf6b3dbaf3ffd07f1c8832e83f454755cc571 [INFO] running `Command { std: "docker" "start" "-a" "c877a5b97288b63486be7435b99bf6b3dbaf3ffd07f1c8832e83f454755cc571", kill_on_drop: false }` [INFO] [stderr] Compiling septem v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:24:61 [INFO] [stdout] | [INFO] [stdout] 24 | InvalidDigit(digit) => write!(f, "{}: {}", self.description(), digit), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:25:63 [INFO] [stdout] | [INFO] [stdout] 25 | InvalidNumber(number) => write!(f, "{}: {}", self.description(), number), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:26:59 [INFO] [stdout] | [INFO] [stdout] 26 | OutOfRange(value) => write!(f, "{}: {}", self.description(), value), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.73s [INFO] running `Command { std: "docker" "inspect" "c877a5b97288b63486be7435b99bf6b3dbaf3ffd07f1c8832e83f454755cc571", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c877a5b97288b63486be7435b99bf6b3dbaf3ffd07f1c8832e83f454755cc571", kill_on_drop: false }` [INFO] [stdout] c877a5b97288b63486be7435b99bf6b3dbaf3ffd07f1c8832e83f454755cc571 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] be0422e7b8c0ccf0e6887fe711453af24dd6bbfa21f6ea10dd9004bccdd0d545 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "be0422e7b8c0ccf0e6887fe711453af24dd6bbfa21f6ea10dd9004bccdd0d545", kill_on_drop: false }` [INFO] [stderr] Compiling septem v1.0.1 (/opt/rustwide/workdir) [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:24:61 [INFO] [stdout] | [INFO] [stdout] 24 | InvalidDigit(digit) => write!(f, "{}: {}", self.description(), digit), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:25:63 [INFO] [stdout] | [INFO] [stdout] 25 | InvalidNumber(number) => write!(f, "{}: {}", self.description(), number), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:26:59 [INFO] [stdout] | [INFO] [stdout] 26 | OutOfRange(value) => write!(f, "{}: {}", self.description(), value), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:24:61 [INFO] [stdout] | [INFO] [stdout] 24 | InvalidDigit(digit) => write!(f, "{}: {}", self.description(), digit), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:25:63 [INFO] [stdout] | [INFO] [stdout] 25 | InvalidNumber(number) => write!(f, "{}: {}", self.description(), number), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/errors.rs:26:59 [INFO] [stdout] | [INFO] [stdout] 26 | OutOfRange(value) => write!(f, "{}: {}", self.description(), value), [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.62s [INFO] running `Command { std: "docker" "inspect" "be0422e7b8c0ccf0e6887fe711453af24dd6bbfa21f6ea10dd9004bccdd0d545", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "be0422e7b8c0ccf0e6887fe711453af24dd6bbfa21f6ea10dd9004bccdd0d545", kill_on_drop: false }` [INFO] [stdout] be0422e7b8c0ccf0e6887fe711453af24dd6bbfa21f6ea10dd9004bccdd0d545 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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=warn" "-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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 256f2f83831a978fa03cab682e6101c67d62f100e7de9456824ae62265478342 [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `Command { std: "docker" "start" "-a" "256f2f83831a978fa03cab682e6101c67d62f100e7de9456824ae62265478342", kill_on_drop: false }` [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:24:61 [INFO] [stderr] | [INFO] [stderr] 24 | InvalidDigit(digit) => write!(f, "{}: {}", self.description(), digit), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] [INFO] [stderr] --> src/errors.rs:25:63 [INFO] [stdout] running 0 tests [INFO] [stderr] | [INFO] [stdout] [INFO] [stderr] 25 | InvalidNumber(number) => write!(f, "{}: {}", self.description(), number), [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stdout] [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] running 4 tests [INFO] [stderr] --> src/errors.rs:26:59 [INFO] [stdout] test tests::digit_display ... ok [INFO] [stderr] | [INFO] [stdout] test tests::from_int_valid ... ok [INFO] [stderr] 26 | OutOfRange(value) => write!(f, "{}: {}", self.description(), value), [INFO] [stdout] test tests::from_int_invalid ... ok [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stdout] test tests::to_int ... ok [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stderr] [INFO] [stdout] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] [INFO] [stderr] --> src/errors.rs:24:61 [INFO] [stdout] running 8 tests [INFO] [stderr] | [INFO] [stdout] test tests::display_roman ... ok [INFO] [stderr] 24 | InvalidDigit(digit) => write!(f, "{}: {}", self.description(), digit), [INFO] [stdout] test tests::from_int_too_high ... ok [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stdout] test tests::from_str_invalid ... ok [INFO] [stderr] | [INFO] [stdout] test tests::from_unchecked ... ok [INFO] [stderr] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] test tests::from_str_valid ... ok [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:25:63 [INFO] [stderr] | [INFO] [stderr] 25 | InvalidNumber(number) => write!(f, "{}: {}", self.description(), number), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stderr] --> src/errors.rs:26:59 [INFO] [stderr] | [INFO] [stderr] 26 | OutOfRange(value) => write!(f, "{}: {}", self.description(), value), [INFO] [stderr] | ^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.02s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/septem-9ca67ef64ce9fa78 [INFO] [stderr] Running /opt/rustwide/target/debug/deps/digit-1ce6b9de160c0304 [INFO] [stderr] Running /opt/rustwide/target/debug/deps/roman-2632d586ceaf5f4a [INFO] [stdout] test tests::to_digits ... ok [INFO] [stdout] test tests::from_valid ... ok [INFO] [stderr] Doc-tests septem [INFO] [stdout] test tests::parse_str ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 9 tests [INFO] [stdout] test src/roman.rs - roman::Roman::from_str (line 140) ... ok [INFO] [stdout] test src/roman.rs - roman::Roman::from (line 17) ... ok [INFO] [stdout] test src/digit.rs - digit::Digit::from_byte (line 76) ... ok [INFO] [stdout] test src/digit.rs - digit::Digit::from_int (line 21) ... ok [INFO] [stdout] test src/digit.rs - digit::Digit::from_char (line 50) ... ok [INFO] [stdout] test src/lib.rs - (line 20) ... ok [INFO] [stdout] test src/roman.rs - roman::Roman::from_unchecked (line 38) ... ok [INFO] [stdout] test src/roman.rs - roman::Roman (line 120) ... ok [INFO] [stdout] test src/lib.rs - (line 7) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "256f2f83831a978fa03cab682e6101c67d62f100e7de9456824ae62265478342", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "256f2f83831a978fa03cab682e6101c67d62f100e7de9456824ae62265478342", kill_on_drop: false }` [INFO] [stdout] 256f2f83831a978fa03cab682e6101c67d62f100e7de9456824ae62265478342