[INFO] fetching crate json_compilation_db 0.2.0...
[INFO] testing json_compilation_db-0.2.0 against 1.55.0 for beta-1.56-1
[INFO] extracting crate json_compilation_db 0.2.0 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate json_compilation_db 0.2.0 on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate json_compilation_db 0.2.0
[INFO] finished tweaking crates.io crate json_compilation_db 0.2.0
[INFO] tweaked toml for crates.io crate json_compilation_db 0.2.0 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 1a7214effc4a64c263a2871dfb4616d34687ce221cfd894febbb6ec0537ba224
[INFO] running `Command { std: "docker" "start" "-a" "1a7214effc4a64c263a2871dfb4616d34687ce221cfd894febbb6ec0537ba224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "1a7214effc4a64c263a2871dfb4616d34687ce221cfd894febbb6ec0537ba224", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a7214effc4a64c263a2871dfb4616d34687ce221cfd894febbb6ec0537ba224", kill_on_drop: false }`
[INFO] [stdout] 1a7214effc4a64c263a2871dfb4616d34687ce221cfd894febbb6ec0537ba224
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c11b24e5db123ddfad575741e564c7f1e8ed3975253297f0828248295a1faa29
[INFO] running `Command { std: "docker" "start" "-a" "c11b24e5db123ddfad575741e564c7f1e8ed3975253297f0828248295a1faa29", kill_on_drop: false }`
[INFO] [stderr]    Compiling shell-words v0.1.0
[INFO] [stderr]    Compiling json_compilation_db v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/type_de.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.70s
[INFO] running `Command { std: "docker" "inspect" "c11b24e5db123ddfad575741e564c7f1e8ed3975253297f0828248295a1faa29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c11b24e5db123ddfad575741e564c7f1e8ed3975253297f0828248295a1faa29", kill_on_drop: false }`
[INFO] [stdout] c11b24e5db123ddfad575741e564c7f1e8ed3975253297f0828248295a1faa29
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d30ab13603337d5e2ac33a638a415e6dba6bb7d471cfef7051a2ffe9e9031d66
[INFO] running `Command { std: "docker" "start" "-a" "d30ab13603337d5e2ac33a638a415e6dba6bb7d471cfef7051a2ffe9e9031d66", kill_on_drop: false }`
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/type_de.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling json_compilation_db v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]   --> src/type_de.rs:20:10
[INFO] [stdout]    |
[INFO] [stdout] 20 |         };
[INFO] [stdout]    |          ^ help: remove this semicolon
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.93s
[INFO] running `Command { std: "docker" "inspect" "d30ab13603337d5e2ac33a638a415e6dba6bb7d471cfef7051a2ffe9e9031d66", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d30ab13603337d5e2ac33a638a415e6dba6bb7d471cfef7051a2ffe9e9031d66", kill_on_drop: false }`
[INFO] [stdout] d30ab13603337d5e2ac33a638a415e6dba6bb7d471cfef7051a2ffe9e9031d66
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 66f1587464cb0921aac553d8c778a0a210d4d1ead7cc89e2ed93448d05537fa2
[INFO] running `Command { std: "docker" "start" "-a" "66f1587464cb0921aac553d8c778a0a210d4d1ead7cc89e2ed93448d05537fa2", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> src/type_de.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `json_compilation_db` (lib) generated 1 warning
[INFO] [stderr] warning: `json_compilation_db` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/json_compilation_db-6faa994a8d80f471)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test.rs (/opt/rustwide/target/debug/deps/test-24af7e43e37d7dec)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test failures::load_not_existing_file ... ok
[INFO] [stdout] test failures::save_not_existing_directory ... ok
[INFO] [stdout] test failures::load_non_json_content ... ok
[INFO] [stdout] test failures::load_not_expected_json_content ... ok
[INFO] [stdout] test failures::load_on_semantic_problem ... ok
[INFO] [stdout] test success::basic::save_with_array_command_syntax ... ok
[INFO] [stdout] test success::basic::save_with_string_command_syntax ... ok
[INFO] [stdout] test success::empty::load_empty_array ... ok
[INFO] [stdout] test success::basic::load_content_with_string_command_syntax ... ok
[INFO] [stdout] test success::quoted::save_with_string_command_syntax ... ok
[INFO] [stdout] test success::basic::load_content_with_array_command_syntax ... ok
[INFO] [stdout] test success::quoted::load_content_with_array_command_syntax ... ok
[INFO] [stdout] test success::quoted::load_content_with_string_command_syntax ... ok
[INFO] [stdout] test success::quoted::save_with_array_command_syntax ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests json_compilation_db
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]   --> /opt/rustwide/workdir/src/type_de.rs:20:10
[INFO] [stderr]    |
[INFO] [stderr] 20 |         };
[INFO] [stderr]    |          ^ help: remove this semicolon
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "66f1587464cb0921aac553d8c778a0a210d4d1ead7cc89e2ed93448d05537fa2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "66f1587464cb0921aac553d8c778a0a210d4d1ead7cc89e2ed93448d05537fa2", kill_on_drop: false }`
[INFO] [stdout] 66f1587464cb0921aac553d8c778a0a210d4d1ead7cc89e2ed93448d05537fa2