[INFO] fetching crate jfs 0.6.2...
[INFO] testing jfs-0.6.2 against 1.54.0 for beta-1.55-1
[INFO] extracting crate jfs 0.6.2 into /workspace/builds/worker-109/source
[INFO] validating manifest of crates.io crate jfs 0.6.2 on toolchain 1.54.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate jfs 0.6.2
[INFO] finished tweaking crates.io crate jfs 0.6.2
[INFO] tweaked toml for crates.io crate jfs 0.6.2 written to /workspace/builds/worker-109/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.54.0" "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" "+1.54.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88751eb8cb752b96388dab98a481a6c99b6505b6e2dbbbfae0984339e8f0554f
[INFO] running `Command { std: "docker" "start" "-a" "88751eb8cb752b96388dab98a481a6c99b6505b6e2dbbbfae0984339e8f0554f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88751eb8cb752b96388dab98a481a6c99b6505b6e2dbbbfae0984339e8f0554f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88751eb8cb752b96388dab98a481a6c99b6505b6e2dbbbfae0984339e8f0554f", kill_on_drop: false }`
[INFO] [stdout] 88751eb8cb752b96388dab98a481a6c99b6505b6e2dbbbfae0984339e8f0554f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 71b5df5853b103771b417f5a3c148b413688ef801a93506e0a97da4eaf35adf8
[INFO] running `Command { std: "docker" "start" "-a" "71b5df5853b103771b417f5a3c148b413688ef801a93506e0a97da4eaf35adf8", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_json v1.0.66
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling fs2 v0.4.3
[INFO] [stderr]    Compiling uuid v0.7.4
[INFO] [stderr]    Compiling jfs v0.6.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.34s
[INFO] running `Command { std: "docker" "inspect" "71b5df5853b103771b417f5a3c148b413688ef801a93506e0a97da4eaf35adf8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "71b5df5853b103771b417f5a3c148b413688ef801a93506e0a97da4eaf35adf8", kill_on_drop: false }`
[INFO] [stdout] 71b5df5853b103771b417f5a3c148b413688ef801a93506e0a97da4eaf35adf8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f0f3b56f3dd19c9bce10fba0460a0c1e3c8c2269b9d4bd8f04ef516ba2a2dd41
[INFO] running `Command { std: "docker" "start" "-a" "f0f3b56f3dd19c9bce10fba0460a0c1e3c8c2269b9d4bd8f04ef516ba2a2dd41", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling unicode-xid v0.2.2
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling serde_derive v1.0.127
[INFO] [stderr]    Compiling remove_dir_all v0.5.3
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling jfs v0.6.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/file_store.rs:410:14
[INFO] [stdout]     |
[INFO] [stdout] 410 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolon
[INFO] [stdout]    --> src/file_store.rs:416:14
[INFO] [stdout]     |
[INFO] [stdout] 416 |             };
[INFO] [stdout]     |              ^ help: remove this semicolon
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolons
[INFO] [stdout]    --> src/file_store.rs:460:14
[INFO] [stdout]     |
[INFO] [stdout] 460 |               };
[INFO] [stdout]     |  ______________^
[INFO] [stdout] 461 | |             #[cfg(feature = "rustc-serialize")]
[INFO] [stdout] 462 | |             #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout] 463 | |             struct X {
[INFO] [stdout] 464 | |                 x: u32,
[INFO] [stdout] 465 | |                 y: u32,
[INFO] [stdout] 466 | |             };
[INFO] [stdout]     | |______________^ help: remove these semicolons
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary trailing semicolons
[INFO] [stdout]    --> src/memory_store.rs:241:10
[INFO] [stdout]     |
[INFO] [stdout] 241 |           };
[INFO] [stdout]     |  __________^
[INFO] [stdout] 242 | |         #[cfg(feature = "rustc-serialize")]
[INFO] [stdout] 243 | |         #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stdout] 244 | |         struct X {
[INFO] [stdout] 245 | |             x: u32,
[INFO] [stdout] 246 | |             y: u32,
[INFO] [stdout] 247 | |         };
[INFO] [stdout]     | |__________^ help: remove these semicolons
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 16.84s
[INFO] running `Command { std: "docker" "inspect" "f0f3b56f3dd19c9bce10fba0460a0c1e3c8c2269b9d4bd8f04ef516ba2a2dd41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f0f3b56f3dd19c9bce10fba0460a0c1e3c8c2269b9d4bd8f04ef516ba2a2dd41", kill_on_drop: false }`
[INFO] [stdout] f0f3b56f3dd19c9bce10fba0460a0c1e3c8c2269b9d4bd8f04ef516ba2a2dd41
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-109/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+1.54.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a876b7555eada1f62dded46ff33478ac9f20029ae80f1665c055f084def66efb
[INFO] running `Command { std: "docker" "start" "-a" "a876b7555eada1f62dded46ff33478ac9f20029ae80f1665c055f084def66efb", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/file_store.rs:410:14
[INFO] [stderr]     |
[INFO] [stderr] 410 |             };
[INFO] [stderr]     |              ^ help: remove this semicolon
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(redundant_semicolons)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolon
[INFO] [stderr]    --> src/file_store.rs:416:14
[INFO] [stderr]     |
[INFO] [stderr] 416 |             };
[INFO] [stderr]     |              ^ help: remove this semicolon
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolons
[INFO] [stderr]    --> src/file_store.rs:460:14
[INFO] [stderr]     |
[INFO] [stderr] 460 |               };
[INFO] [stderr]     |  ______________^
[INFO] [stderr] 461 | |             #[cfg(feature = "rustc-serialize")]
[INFO] [stderr] 462 | |             #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stderr] 463 | |             struct X {
[INFO] [stderr] 464 | |                 x: u32,
[INFO] [stderr] 465 | |                 y: u32,
[INFO] [stderr] 466 | |             };
[INFO] [stderr]     | |______________^ help: remove these semicolons
[INFO] [stderr] 
[INFO] [stderr] warning: unnecessary trailing semicolons
[INFO] [stderr]    --> src/memory_store.rs:241:10
[INFO] [stderr]     |
[INFO] [stderr] 241 |           };
[INFO] [stderr]     |  __________^
[INFO] [stderr] 242 | |         #[cfg(feature = "rustc-serialize")]
[INFO] [stderr] 243 | |         #[derive(RustcEncodable, RustcDecodable)]
[INFO] [stderr] 244 | |         struct X {
[INFO] [stderr] 245 | |             x: u32,
[INFO] [stderr] 246 | |             y: u32,
[INFO] [stderr] 247 | |         };
[INFO] [stderr]     | |__________^ help: remove these semicolons
[INFO] [stderr] 
[INFO] [stderr] warning: 4 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/jfs-81820efa49cc7956)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test file_store::tests::json_store::delete_non_existent ... ok
[INFO] [stdout] test file_store::tests::json_store::get_non_existent ... ok
[INFO] [stdout] test file_store::tests::json_store::get ... ok
[INFO] [stdout] test file_store::tests::json_store::all ... ok
[INFO] [stdout] test file_store::tests::json_store::delete ... ok
[INFO] [stdout] test memory_store::tests::all ... ok
[INFO] [stdout] test memory_store::tests::delete_non_existent ... ok
[INFO] [stdout] test memory_store::tests::get_non_existent ... ok
[INFO] [stdout] test file_store::tests::json_store::single_get ... ok
[INFO] [stdout] test file_store::tests::json_store::save ... ok
[INFO] [stdout] test file_store::tests::json_store::pretty_print_file_content ... ok
[INFO] [stdout] test file_store::tests::json_store::single_delete_non_existent ... ok
[INFO] [stdout] test memory_store::tests::get ... ok
[INFO] [stdout] test file_store::tests::json_store::single_save ... ok
[INFO] [stdout] test memory_store::tests::save_with_id ... ok
[INFO] [stdout] test file_store::tests::json_store::single_get_non_existent ... ok
[INFO] [stdout] test file_store::tests::json_store::single_delete ... ok
[INFO] [stdout] test file_store::tests::json_store::save_empty_obj ... ok
[INFO] [stdout] test tests::multi_threaded_write_in_memory ... ok
[INFO] [stdout] test file_store::tests::json_store::new_multi_threaded ... ok
[INFO] [stdout] test memory_store::tests::delete ... ok
[INFO] [stdout] test file_store::tests::json_store::save_with_id ... ok
[INFO] [stdout] test file_store::tests::json_store::single_save_without_file_name_ext ... ok
[INFO] [stdout] test memory_store::tests::update ... ok
[INFO] [stdout] test file_store::tests::json_store::single_all ... ok
[INFO] [stdout] test memory_store::tests::save ... ok
[INFO] [stdout] test memory_store::tests::save_empty_obj ... ok
[INFO] [stdout] test file_store::tests::json_store::save_and_read_multi_threaded ... ok
[INFO] [stdout] test memory_store::tests::save_and_read_multi_threaded ... ok
[INFO] [stdout] test file_store::tests::json_store::single_new_multi_threaded ... ok
[INFO] [stdout] test file_store::tests::json_store::single_save_and_read_multi_threaded ... ok
[INFO] [stdout] test tests::multi_threaded_write_with_dir ... ok
[INFO] [stdout] test tests::multi_threaded_write_with_single_file ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.24s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests jfs
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 35) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 52) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 44) - compile ... ok
[INFO] [stdout] test src/lib.rs - (line 13) - compile ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a876b7555eada1f62dded46ff33478ac9f20029ae80f1665c055f084def66efb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a876b7555eada1f62dded46ff33478ac9f20029ae80f1665c055f084def66efb", kill_on_drop: false }`
[INFO] [stdout] a876b7555eada1f62dded46ff33478ac9f20029ae80f1665c055f084def66efb
