[INFO] fetching crate slr_config 0.0.20...
[INFO] testing slr_config-0.0.20 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate slr_config 0.0.20 into /workspace/builds/worker-20/source
[INFO] validating manifest of crates.io crate slr_config 0.0.20 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate slr_config 0.0.20
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate slr_config 0.0.20
[INFO] tweaked toml for crates.io crate slr_config 0.0.20 written to /workspace/builds/worker-20/source/Cargo.toml
[INFO] crate crates.io crate slr_config 0.0.20 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6ec88df072311890691788e9cb7d4d8561d04c8449042e274dd5b98482fba27e
[INFO] running `Command { std: "docker" "start" "-a" "6ec88df072311890691788e9cb7d4d8561d04c8449042e274dd5b98482fba27e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6ec88df072311890691788e9cb7d4d8561d04c8449042e274dd5b98482fba27e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ec88df072311890691788e9cb7d4d8561d04c8449042e274dd5b98482fba27e", kill_on_drop: false }`
[INFO] [stdout] 6ec88df072311890691788e9cb7d4d8561d04c8449042e274dd5b98482fba27e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 64668c82db944c3e5cfd953055cddb2dbd00ad938f9c82a641d6c7b4ea0ef3f1
[INFO] running `Command { std: "docker" "start" "-a" "64668c82db944c3e5cfd953055cddb2dbd00ad938f9c82a641d6c7b4ea0ef3f1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling proc-macro2 v1.0.7
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling syn v1.0.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling slr_parser v0.0.20
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling slr_config v0.0.20 (/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/de.rs:406:61
[INFO] [stdout]     |
[INFO] [stdout] 406 |             <T as FromStr>::from_str(value).map_err(|e| self.error(e.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 19.60s
[INFO] running `Command { std: "docker" "inspect" "64668c82db944c3e5cfd953055cddb2dbd00ad938f9c82a641d6c7b4ea0ef3f1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "64668c82db944c3e5cfd953055cddb2dbd00ad938f9c82a641d6c7b4ea0ef3f1", kill_on_drop: false }`
[INFO] [stdout] 64668c82db944c3e5cfd953055cddb2dbd00ad938f9c82a641d6c7b4ea0ef3f1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d9fcefd700eff62fb72746870b3e070a13683c2cb1a38b8636d8efc852d0fa9d
[INFO] running `Command { std: "docker" "start" "-a" "d9fcefd700eff62fb72746870b3e070a13683c2cb1a38b8636d8efc852d0fa9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling slr_config v0.0.20 (/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/de.rs:406:61
[INFO] [stdout]     |
[INFO] [stdout] 406 |             <T as FromStr>::from_str(value).map_err(|e| self.error(e.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] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]    --> src/de.rs:406:61
[INFO] [stdout]     |
[INFO] [stdout] 406 |             <T as FromStr>::from_str(value).map_err(|e| self.error(e.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 3.32s
[INFO] running `Command { std: "docker" "inspect" "d9fcefd700eff62fb72746870b3e070a13683c2cb1a38b8636d8efc852d0fa9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d9fcefd700eff62fb72746870b3e070a13683c2cb1a38b8636d8efc852d0fa9d", kill_on_drop: false }`
[INFO] [stdout] d9fcefd700eff62fb72746870b3e070a13683c2cb1a38b8636d8efc852d0fa9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-20/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" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4b165ab4eeb68d2c7ae0036618babb0c576330b547dee374cd220fb6938803cb
[INFO] running `Command { std: "docker" "start" "-a" "4b165ab4eeb68d2c7ae0036618babb0c576330b547dee374cd220fb6938803cb", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]    --> src/de.rs:406:61
[INFO] [stderr]     |
[INFO] [stderr] 406 |             <T as FromStr>::from_str(value).map_err(|e| self.error(e.description()))
[INFO] [stderr]     |                                                                      ^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `slr_config` (lib) generated 1 warning
[INFO] [stderr] warning: `slr_config` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.22s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/slr_config-e70e7810060a3007)
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test::basic_parsing_test ... ok
[INFO] [stdout] test test::expand_test ... ok
[INFO] [stdout] test test::basic_test ... ok
[INFO] [stdout] test test::roundtrip_test ... ok
[INFO] [stdout] test test::serde_test ... ok
[INFO] [stdout] test test::basic_printing_test ... ok
[INFO] [stdout] test test::init_test ... ok
[INFO] [stdout] test test::unicode_encode_test ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.05s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests slr_config
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 8) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.76s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4b165ab4eeb68d2c7ae0036618babb0c576330b547dee374cd220fb6938803cb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4b165ab4eeb68d2c7ae0036618babb0c576330b547dee374cd220fb6938803cb", kill_on_drop: false }`
[INFO] [stdout] 4b165ab4eeb68d2c7ae0036618babb0c576330b547dee374cd220fb6938803cb