[INFO] fetching crate dfm 8.0.1...
[INFO] testing dfm-8.0.1 against 1.55.0 for beta-1.56-1
[INFO] extracting crate dfm 8.0.1 into /workspace/builds/worker-37/source
[INFO] validating manifest of crates.io crate dfm 8.0.1 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 dfm 8.0.1
[INFO] finished tweaking crates.io crate dfm 8.0.1
[INFO] tweaked toml for crates.io crate dfm 8.0.1 written to /workspace/builds/worker-37/source/Cargo.toml
[INFO] crate crates.io crate dfm 8.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "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-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 90ecf1f8fec05466a20c11c2ecf463777d5c34b6f1baf4c95cb1577877557277
[INFO] running `Command { std: "docker" "start" "-a" "90ecf1f8fec05466a20c11c2ecf463777d5c34b6f1baf4c95cb1577877557277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "90ecf1f8fec05466a20c11c2ecf463777d5c34b6f1baf4c95cb1577877557277", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "90ecf1f8fec05466a20c11c2ecf463777d5c34b6f1baf4c95cb1577877557277", kill_on_drop: false }`
[INFO] [stdout] 90ecf1f8fec05466a20c11c2ecf463777d5c34b6f1baf4c95cb1577877557277
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] f6a7e2dd75471fa06c75e6df7d32b851786d811fb2d8fb8f2c4a1a384e3554ec
[INFO] running `Command { std: "docker" "start" "-a" "f6a7e2dd75471fa06c75e6df7d32b851786d811fb2d8fb8f2c4a1a384e3554ec", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.61
[INFO] [stderr]    Compiling autocfg v0.1.5
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling byteorder v1.3.2
[INFO] [stderr]    Compiling serde v1.0.98
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling lazy_static v1.3.0
[INFO] [stderr]    Compiling cfg-if v0.1.9
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling linked-hash-map v0.5.2
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling dtoa v0.4.4
[INFO] [stderr]    Compiling regex-syntax v0.6.11
[INFO] [stderr]    Compiling same-file v1.0.5
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling text_io v0.1.7
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling walkdir v2.2.9
[INFO] [stderr]    Compiling yaml-rust v0.4.3
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling num-integer v0.1.41
[INFO] [stderr]    Compiling regex v1.2.1
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling dirs v1.0.5
[INFO] [stderr]    Compiling time v0.1.42
[INFO] [stderr]    Compiling atty v0.2.13
[INFO] [stderr]    Compiling term v0.5.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling chrono v0.4.7
[INFO] [stderr]    Compiling simplelog v0.6.0
[INFO] [stderr]    Compiling serde_derive v1.0.98
[INFO] [stderr]    Compiling serde_yaml v0.8.9
[INFO] [stderr]    Compiling dfm v8.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/state.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 |                     why.description()
[INFO] [stdout]    |                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 33.55s
[INFO] running `Command { std: "docker" "inspect" "f6a7e2dd75471fa06c75e6df7d32b851786d811fb2d8fb8f2c4a1a384e3554ec", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f6a7e2dd75471fa06c75e6df7d32b851786d811fb2d8fb8f2c4a1a384e3554ec", kill_on_drop: false }`
[INFO] [stdout] f6a7e2dd75471fa06c75e6df7d32b851786d811fb2d8fb8f2c4a1a384e3554ec
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 2b39149b1f1f2b4dead5eb0825a54400f84a663e83eaf177ef96ac9977470822
[INFO] running `Command { std: "docker" "start" "-a" "2b39149b1f1f2b4dead5eb0825a54400f84a663e83eaf177ef96ac9977470822", kill_on_drop: false }`
[INFO] [stderr]    Compiling dfm v8.0.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/state.rs:47:25
[INFO] [stdout]    |
[INFO] [stdout] 47 |                     why.description()
[INFO] [stdout]    |                         ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` 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 3.56s
[INFO] running `Command { std: "docker" "inspect" "2b39149b1f1f2b4dead5eb0825a54400f84a663e83eaf177ef96ac9977470822", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2b39149b1f1f2b4dead5eb0825a54400f84a663e83eaf177ef96ac9977470822", kill_on_drop: false }`
[INFO] [stdout] 2b39149b1f1f2b4dead5eb0825a54400f84a663e83eaf177ef96ac9977470822
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-37/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] 7d5d4633d3b8ba69f7b097a07aed2bf6192031f7f6710df92f0667d3dcf05e7d
[INFO] running `Command { std: "docker" "start" "-a" "7d5d4633d3b8ba69f7b097a07aed2bf6192031f7f6710df92f0667d3dcf05e7d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/state.rs:47:25
[INFO] [stderr]    |
[INFO] [stderr] 47 |                     why.description()
[INFO] [stderr]    |                         ^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `dfm` (bin "dfm" test) generated 1 warning
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.80s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/dfm-15dc7f366a8237c1)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test link::test::test_new ... ok
[INFO] [stdout] test util::test::test_profile_name ... ok
[INFO] [stdout] test mapping::test::test_skips ... ok
[INFO] [stdout] test mapping::test::test_matches ... ok
[INFO] [stdout] test mapping::test::test_transforms_target_dir ... ok
[INFO] [stdout] test mapping::test::test_target_os ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7d5d4633d3b8ba69f7b097a07aed2bf6192031f7f6710df92f0667d3dcf05e7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d5d4633d3b8ba69f7b097a07aed2bf6192031f7f6710df92f0667d3dcf05e7d", kill_on_drop: false }`
[INFO] [stdout] 7d5d4633d3b8ba69f7b097a07aed2bf6192031f7f6710df92f0667d3dcf05e7d