[INFO] crate configuration 0.7.2 is already in cache
[INFO] testing configuration-0.7.2 against 1.45.2 for beta-1.46-1
[INFO] extracting crate configuration 0.7.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate configuration 0.7.2 on toolchain 1.45.2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate configuration 0.7.2
[INFO] finished tweaking crates.io crate configuration 0.7.2
[INFO] tweaked toml for crates.io crate configuration 0.7.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.45.2" "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" "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:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c58e787ebdafa137f3246884b3c26b56ec9c9b94dc0e43b758c372c49cbd5652
[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" "c58e787ebdafa137f3246884b3c26b56ec9c9b94dc0e43b758c372c49cbd5652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c58e787ebdafa137f3246884b3c26b56ec9c9b94dc0e43b758c372c49cbd5652", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c58e787ebdafa137f3246884b3c26b56ec9c9b94dc0e43b758c372c49cbd5652", kill_on_drop: false }`
[INFO] [stdout] c58e787ebdafa137f3246884b3c26b56ec9c9b94dc0e43b758c372c49cbd5652
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 27cf2a266f1cc000a4c363a33d788d153d322e8b9e89a8cb98fd511bf9023e4e
[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" "27cf2a266f1cc000a4c363a33d788d153d322e8b9e89a8cb98fd511bf9023e4e", kill_on_drop: false }`
[INFO] [stderr]    Compiling toml v0.1.30
[INFO] [stderr]    Compiling options v0.5.1
[INFO] [stderr]    Compiling configuration v0.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:25:42
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Some(table) => Ok(Tree::from(try!(convert_table(table)))),
[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/format/toml.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |             nodes.push(try!(convert_table(inner)));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:51:46
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Value::Array(inner) => value.set(try!(convert_array(inner))),
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:57:46
[INFO] [stdout]    |
[INFO] [stdout] 57 |             Value::Table(inner) => value.set(try!(convert_table(inner))),
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.89s
[INFO] running `Command { std: "docker" "inspect" "27cf2a266f1cc000a4c363a33d788d153d322e8b9e89a8cb98fd511bf9023e4e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "27cf2a266f1cc000a4c363a33d788d153d322e8b9e89a8cb98fd511bf9023e4e", kill_on_drop: false }`
[INFO] [stdout] 27cf2a266f1cc000a4c363a33d788d153d322e8b9e89a8cb98fd511bf9023e4e
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 99c5202e92ee882504d61ac161be8870aba81ae4444721c26c1dd1f2729b7f0d
[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" "99c5202e92ee882504d61ac161be8870aba81ae4444721c26c1dd1f2729b7f0d", kill_on_drop: false }`
[INFO] [stderr]    Compiling configuration v0.7.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:25:42
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Some(table) => Ok(Tree::from(try!(convert_table(table)))),
[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/format/toml.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |             nodes.push(try!(convert_table(inner)));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:51:46
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Value::Array(inner) => value.set(try!(convert_array(inner))),
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:57:46
[INFO] [stdout]    |
[INFO] [stdout] 57 |             Value::Table(inner) => value.set(try!(convert_table(inner))),
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:25:42
[INFO] [stdout]    |
[INFO] [stdout] 25 |             Some(table) => Ok(Tree::from(try!(convert_table(table)))),
[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/format/toml.rs:35:24
[INFO] [stdout]    |
[INFO] [stdout] 35 |             nodes.push(try!(convert_table(inner)));
[INFO] [stdout]    |                        ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:51:46
[INFO] [stdout]    |
[INFO] [stdout] 51 |             Value::Array(inner) => value.set(try!(convert_array(inner))),
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stdout]   --> src/format/toml.rs:57:46
[INFO] [stdout]    |
[INFO] [stdout] 57 |             Value::Table(inner) => value.set(try!(convert_table(inner))),
[INFO] [stdout]    |                                              ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.12s
[INFO] running `Command { std: "docker" "inspect" "99c5202e92ee882504d61ac161be8870aba81ae4444721c26c1dd1f2729b7f0d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99c5202e92ee882504d61ac161be8870aba81ae4444721c26c1dd1f2729b7f0d", kill_on_drop: false }`
[INFO] [stdout] 99c5202e92ee882504d61ac161be8870aba81ae4444721c26c1dd1f2729b7f0d
[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" "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@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+1.45.2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1cbf6992b9cb765683df849b191f6ede37678e22275ecb03616ae2543bb71556
[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" "1cbf6992b9cb765683df849b191f6ede37678e22275ecb03616ae2543bb71556", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/format/toml.rs:25:42
[INFO] [stderr]    |
[INFO] [stderr] 25 |             Some(table) => Ok(Tree::from(try!(convert_table(table)))),
[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/format/toml.rs:35:24
[INFO] [stderr]    |
[INFO] [stderr] 35 |             nodes.push(try!(convert_table(inner)));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/format/toml.rs:51:46
[INFO] [stderr]    |
[INFO] [stderr] 51 |             Value::Array(inner) => value.set(try!(convert_array(inner))),
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/format/toml.rs:57:46
[INFO] [stderr]    |
[INFO] [stderr] 57 |             Value::Table(inner) => value.set(try!(convert_table(inner))),
[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/format/toml.rs:25:42
[INFO] [stderr]    |
[INFO] [stderr] 25 |             Some(table) => Ok(Tree::from(try!(convert_table(table)))),
[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/format/toml.rs:35:24
[INFO] [stderr]    |
[INFO] [stderr] 35 |             nodes.push(try!(convert_table(inner)));
[INFO] [stderr]    |                        ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/format/toml.rs:51:46
[INFO] [stderr]    |
[INFO] [stderr] 51 |             Value::Array(inner) => value.set(try!(convert_array(inner))),
[INFO] [stderr]    |                                              ^^^
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated item 'try': use the `?` operator instead
[INFO] [stderr]   --> src/format/toml.rs:57:46
[INFO] [stderr]    |
[INFO] [stderr] 57 |             Value::Table(inner) => value.set(try!(convert_table(inner))),
[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/configuration-9bfae63296ea8393
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tree::tests::get ... ok
[INFO] [stdout] test tree::tests::branch ... ok
[INFO] [stdout] test tree::tests::set ... ok
[INFO] [stdout] test tree::tests::forest ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests configuration
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs -  (line 3) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1cbf6992b9cb765683df849b191f6ede37678e22275ecb03616ae2543bb71556", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1cbf6992b9cb765683df849b191f6ede37678e22275ecb03616ae2543bb71556", kill_on_drop: false }`
[INFO] [stdout] 1cbf6992b9cb765683df849b191f6ede37678e22275ecb03616ae2543bb71556