[INFO] fetching crate septem 1.0.1...
[INFO] testing septem-1.0.1 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate septem 1.0.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate septem 1.0.1 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 1e57405d2ff0c9350d188567a15244a511199802b2576877c22dc00f1ee8f170
[INFO] running `Command { std: "docker" "start" "-a" "1e57405d2ff0c9350d188567a15244a511199802b2576877c22dc00f1ee8f170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1e57405d2ff0c9350d188567a15244a511199802b2576877c22dc00f1ee8f170", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1e57405d2ff0c9350d188567a15244a511199802b2576877c22dc00f1ee8f170", kill_on_drop: false }`
[INFO] [stdout] 1e57405d2ff0c9350d188567a15244a511199802b2576877c22dc00f1ee8f170
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 0223fa48e44b430d2a2ff88ffa4fcac9091bad4561de71039abad45176050c25
[INFO] running `Command { std: "docker" "start" "-a" "0223fa48e44b430d2a2ff88ffa4fcac9091bad4561de71039abad45176050c25", 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 0.70s
[INFO] running `Command { std: "docker" "inspect" "0223fa48e44b430d2a2ff88ffa4fcac9091bad4561de71039abad45176050c25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0223fa48e44b430d2a2ff88ffa4fcac9091bad4561de71039abad45176050c25", kill_on_drop: false }`
[INFO] [stdout] 0223fa48e44b430d2a2ff88ffa4fcac9091bad4561de71039abad45176050c25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0191b3c642648bc1828263afa38c49a63719fdb0adae1bad3de647d74e2fa555
[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" "0191b3c642648bc1828263afa38c49a63719fdb0adae1bad3de647d74e2fa555", kill_on_drop: false }`
[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] [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: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 1.70s
[INFO] running `Command { std: "docker" "inspect" "0191b3c642648bc1828263afa38c49a63719fdb0adae1bad3de647d74e2fa555", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0191b3c642648bc1828263afa38c49a63719fdb0adae1bad3de647d74e2fa555", kill_on_drop: false }`
[INFO] [stdout] 0191b3c642648bc1828263afa38c49a63719fdb0adae1bad3de647d74e2fa555
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 2a65ff132e2833e22fcdc13e6d13647f291f505dbc514a65560d601aa75d45f2
[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" "2a65ff132e2833e22fcdc13e6d13647f291f505dbc514a65560d601aa75d45f2", 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] [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] 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] [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 0.03s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/septem-25cfe9e23698be0d
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/digit-daa44ee6c929637d
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/roman-ad2a09fcc6c66c7c
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::digit_display ... ok
[INFO] [stdout] test tests::from_int_valid ... ok
[INFO] [stdout] test tests::to_int ... ok
[INFO] [stdout] test tests::from_int_invalid ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test tests::from_str_invalid ... ok
[INFO] [stdout] test tests::parse_str ... ok
[INFO] [stdout] test tests::to_digits ... ok
[INFO] [stdout] test tests::from_valid ... ok
[INFO] [stdout] test tests::from_unchecked ... ok
[INFO] [stdout] test tests::from_str_valid ... ok
[INFO] [stdout] test tests::display_roman ... ok
[INFO] [stdout] test tests::from_int_too_high ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests septem
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/roman.rs - roman::Roman::from_str (line 140) ... ok
[INFO] [stdout] test src/digit.rs - digit::Digit::from_char (line 50) ... ok
[INFO] [stdout] test src/digit.rs - digit::Digit::from_int (line 21) ... 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/roman.rs - roman::Roman (line 120) ... ok
[INFO] [stdout] test src/roman.rs - roman::Roman::from_unchecked (line 38) ... ok
[INFO] [stdout] test src/lib.rs - (line 20) ... 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" "2a65ff132e2833e22fcdc13e6d13647f291f505dbc514a65560d601aa75d45f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a65ff132e2833e22fcdc13e6d13647f291f505dbc514a65560d601aa75d45f2", kill_on_drop: false }`
[INFO] [stdout] 2a65ff132e2833e22fcdc13e6d13647f291f505dbc514a65560d601aa75d45f2
