[INFO] crate assayer 0.2.2 is already in cache
[INFO] testing assayer-0.2.2 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate assayer 0.2.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate assayer 0.2.2 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate assayer 0.2.2
[INFO] finished tweaking crates.io crate assayer 0.2.2
[INFO] tweaked toml for crates.io crate assayer 0.2.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7d0ac563065dc1a14b92d54daf2164fbc4b5759c48e873beae975e6839e37d3e
[INFO] running `"docker" "start" "-a" "7d0ac563065dc1a14b92d54daf2164fbc4b5759c48e873beae975e6839e37d3e"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling assayer v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:38:104
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Error::ValueEmpty(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_EMPTY, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:39:116
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Error::ValueOutOfRange(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_OUT_OF_RANGE, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:40:108
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Error::ValueInvalid(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_INVALID, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:42:51
[INFO] [stderr]    |
[INFO] [stderr] 42 |                 let mut msg = format!("{}:", self.description());
[INFO] [stderr]    |                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `"docker" "inspect" "7d0ac563065dc1a14b92d54daf2164fbc4b5759c48e873beae975e6839e37d3e"`
[INFO] running `"docker" "rm" "-f" "7d0ac563065dc1a14b92d54daf2164fbc4b5759c48e873beae975e6839e37d3e"`
[INFO] [stdout] 7d0ac563065dc1a14b92d54daf2164fbc4b5759c48e873beae975e6839e37d3e
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 4b9ea6840c5bd6c43c7f2ccafab7658169900e261e2c9d53022131e8c3cfdcf0
[INFO] running `"docker" "start" "-a" "4b9ea6840c5bd6c43c7f2ccafab7658169900e261e2c9d53022131e8c3cfdcf0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:38:104
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Error::ValueEmpty(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_EMPTY, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:39:116
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Error::ValueOutOfRange(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_OUT_OF_RANGE, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:40:108
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Error::ValueInvalid(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_INVALID, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:42:51
[INFO] [stderr]    |
[INFO] [stderr] 42 |                 let mut msg = format!("{}:", self.description());
[INFO] [stderr]    |                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]    Compiling assayer v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:38:104
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Error::ValueEmpty(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_EMPTY, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:39:116
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Error::ValueOutOfRange(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_OUT_OF_RANGE, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:40:108
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Error::ValueInvalid(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_INVALID, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:42:51
[INFO] [stderr]    |
[INFO] [stderr] 42 |                 let mut msg = format!("{}:", self.description());
[INFO] [stderr]    |                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `"docker" "inspect" "4b9ea6840c5bd6c43c7f2ccafab7658169900e261e2c9d53022131e8c3cfdcf0"`
[INFO] running `"docker" "rm" "-f" "4b9ea6840c5bd6c43c7f2ccafab7658169900e261e2c9d53022131e8c3cfdcf0"`
[INFO] [stdout] 4b9ea6840c5bd6c43c7f2ccafab7658169900e261e2c9d53022131e8c3cfdcf0
[INFO] running `"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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 67f0bf957ddcbd0875c56eb5185f81bc1c34e0ec52a02a300dc216314e8275b7
[INFO] running `"docker" "start" "-a" "67f0bf957ddcbd0875c56eb5185f81bc1c34e0ec52a02a300dc216314e8275b7"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:38:104
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Error::ValueEmpty(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_EMPTY, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:39:116
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Error::ValueOutOfRange(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_OUT_OF_RANGE, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:40:108
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Error::ValueInvalid(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_INVALID, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:42:51
[INFO] [stderr]    |
[INFO] [stderr] 42 |                 let mut msg = format!("{}:", self.description());
[INFO] [stderr]    |                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:38:104
[INFO] [stderr]    |
[INFO] [stderr] 38 |             Error::ValueEmpty(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_EMPTY, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                        ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:39:116
[INFO] [stderr]    |
[INFO] [stderr] 39 |             Error::ValueOutOfRange(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_OUT_OF_RANGE, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                                    ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:40:108
[INFO] [stderr]    |
[INFO] [stderr] 40 |             Error::ValueInvalid(_) => f.write_str(format!("{}: {}", MSG_ERR_VALIDATION_VALUE_INVALID, self.description()).as_str()),
[INFO] [stderr]    |                                                                                                            ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'std::error::Error::description': use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:42:51
[INFO] [stderr]    |
[INFO] [stderr] 42 |                 let mut msg = format!("{}:", self.description());
[INFO] [stderr]    |                                                   ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/assayer-b66748041fc9ebc9
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test unit_tests::string_validator_handles_empty_input ... ok
[INFO] [stdout] test unit_tests::string_validator_handles_non_empty_input ... ok
[INFO] [stdout] test unit_tests::string_validator_mut_ref_handles_empty_input ... ok
[INFO] [stdout] test unit_tests::string_validator_ref_handles_non_empty_input ... ok
[INFO] [stdout] test unit_tests::string_validator_mut_ref_handles_non_empty_input ... ok
[INFO] [stdout] test unit_tests::string_validator_ref_handles_empty_input ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests assayer
[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
[INFO] [stdout] 
[INFO] running `"docker" "inspect" "67f0bf957ddcbd0875c56eb5185f81bc1c34e0ec52a02a300dc216314e8275b7"`
[INFO] running `"docker" "rm" "-f" "67f0bf957ddcbd0875c56eb5185f81bc1c34e0ec52a02a300dc216314e8275b7"`
[INFO] [stdout] 67f0bf957ddcbd0875c56eb5185f81bc1c34e0ec52a02a300dc216314e8275b7