[INFO] fetching crate pythonic 0.3.0...
[INFO] testing pythonic-0.3.0 against 1.44.0 for beta-1.45-1
[INFO] extracting crate pythonic 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate pythonic 0.3.0 on toolchain 1.44.0
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking crates.io crate pythonic 0.3.0
[INFO] finished tweaking crates.io crate pythonic 0.3.0
[INFO] tweaked toml for crates.io crate pythonic 0.3.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"`
[INFO] running `"/workspace/cargo-home/bin/cargo" "+1.44.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.44.0" "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] ea18276327bb50608c9908d8f3a35589f660b7743a8f30590a1dab9bd7ad29fb
[INFO] running `"docker" "start" "-a" "ea18276327bb50608c9908d8f3a35589f660b7743a8f30590a1dab9bd7ad29fb"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pythonic v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         try!(write!(f, "class {}", self.name));
[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/class.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |             try!(write!(f, "({})", inherit));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         try!(write!(f, ":\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:137:13
[INFO] [stderr]     |
[INFO] [stderr] 137 |             try!(write!(f, "{}", s));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "ea18276327bb50608c9908d8f3a35589f660b7743a8f30590a1dab9bd7ad29fb"`
[INFO] running `"docker" "rm" "-f" "ea18276327bb50608c9908d8f3a35589f660b7743a8f30590a1dab9bd7ad29fb"`
[INFO] [stdout] ea18276327bb50608c9908d8f3a35589f660b7743a8f30590a1dab9bd7ad29fb
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.44.0" "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] 485305dc69d52aaefd254d5656d53af8f9d9ce8bc32c92bc1ae3a3a4a4c208b0
[INFO] running `"docker" "start" "-a" "485305dc69d52aaefd254d5656d53af8f9d9ce8bc32c92bc1ae3a3a4a4c208b0"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling pythonic v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         try!(write!(f, "class {}", self.name));
[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/class.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |             try!(write!(f, "({})", inherit));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         try!(write!(f, ":\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:137:13
[INFO] [stderr]     |
[INFO] [stderr] 137 |             try!(write!(f, "{}", s));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         try!(write!(f, "class {}", self.name));
[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/class.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |             try!(write!(f, "({})", inherit));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         try!(write!(f, ":\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:137:13
[INFO] [stderr]     |
[INFO] [stderr] 137 |             try!(write!(f, "{}", s));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.84s
[INFO] running `"docker" "inspect" "485305dc69d52aaefd254d5656d53af8f9d9ce8bc32c92bc1ae3a3a4a4c208b0"`
[INFO] running `"docker" "rm" "-f" "485305dc69d52aaefd254d5656d53af8f9d9ce8bc32c92bc1ae3a3a4a4c208b0"`
[INFO] [stdout] 485305dc69d52aaefd254d5656d53af8f9d9ce8bc32c92bc1ae3a3a4a4c208b0
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "+1.44.0" "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] e0a18c309a86299f2f3d7b6f65c0ea02dde9f5f60b2efc20c8ed7ea4eadd1718
[INFO] running `"docker" "start" "-a" "e0a18c309a86299f2f3d7b6f65c0ea02dde9f5f60b2efc20c8ed7ea4eadd1718"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         try!(write!(f, "class {}", self.name));
[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/class.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |             try!(write!(f, "({})", inherit));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         try!(write!(f, ":\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:137:13
[INFO] [stderr]     |
[INFO] [stderr] 137 |             try!(write!(f, "{}", s));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:119:9
[INFO] [stderr]     |
[INFO] [stderr] 119 |         try!(write!(f, "class {}", self.name));
[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/class.rs:121:13
[INFO] [stderr]     |
[INFO] [stderr] 121 |             try!(write!(f, "({})", inherit));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:123:9
[INFO] [stderr]     |
[INFO] [stderr] 123 |         try!(write!(f, ":\n"));
[INFO] [stderr]     |         ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]    --> src/class.rs:137:13
[INFO] [stderr]     |
[INFO] [stderr] 137 |             try!(write!(f, "{}", s));
[INFO] [stderr]     |             ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pythonic-374f77d5ce4d2b84
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test argument::tests::bare_argument::it_prints_an_argument ... ok
[INFO] [stdout] test function::tests::function_call::it_prints_a_function_call ... ok
[INFO] [stdout] test argument::tests::function_argument::it_prints_an_argument ... ok
[INFO] [stdout] test block::tests::it_makes_a_complex_function ... ok
[INFO] [stdout] test function::tests::function::it_outputs_a_function ... ok
[INFO] [stdout] test argument::tests::definition::it_prints_an_argument_with_no_default ... ok
[INFO] [stdout] test class::tests::it_makes_a_class ... ok
[INFO] [stdout] test argument::tests::definition::it_prints_an_argument_with_a_default ... ok
[INFO] [stdout] test function::tests::function::it_outputs_a_function_with_a_comment ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pythonic
[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" "e0a18c309a86299f2f3d7b6f65c0ea02dde9f5f60b2efc20c8ed7ea4eadd1718"`
[INFO] running `"docker" "rm" "-f" "e0a18c309a86299f2f3d7b6f65c0ea02dde9f5f60b2efc20c8ed7ea4eadd1718"`
[INFO] [stdout] e0a18c309a86299f2f3d7b6f65c0ea02dde9f5f60b2efc20c8ed7ea4eadd1718