[INFO] fetching crate doge 0.1.0...
[INFO] testing doge-0.1.0 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate doge 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate doge 0.1.0 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate doge 0.1.0
[INFO] finished tweaking crates.io crate doge 0.1.0
[INFO] tweaked toml for crates.io crate doge 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate doge 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] fc27662bb470dfe8cbbdda94ba4312dc6d908abf619255ba643b5e2f8a9edaa6
[INFO] running `Command { std: "docker" "start" "-a" "fc27662bb470dfe8cbbdda94ba4312dc6d908abf619255ba643b5e2f8a9edaa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fc27662bb470dfe8cbbdda94ba4312dc6d908abf619255ba643b5e2f8a9edaa6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fc27662bb470dfe8cbbdda94ba4312dc6d908abf619255ba643b5e2f8a9edaa6", kill_on_drop: false }`
[INFO] [stdout] fc27662bb470dfe8cbbdda94ba4312dc6d908abf619255ba643b5e2f8a9edaa6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 43fb50ef3a2ae3ec53857b89a44166c0d56ce270cc63702cceb2bec266205f01
[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" "43fb50ef3a2ae3ec53857b89a44166c0d56ce270cc63702cceb2bec266205f01", kill_on_drop: false }`
[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling arrayvec v0.4.12
[INFO] [stderr]    Compiling nodrop v0.1.14
[INFO] [stderr]    Compiling serde v1.0.102
[INFO] [stderr]    Compiling static_assertions v0.3.4
[INFO] [stderr]    Compiling lexical-core v0.6.2
[INFO] [stderr]    Compiling lexical v4.0.0
[INFO] [stderr]    Compiling doge v0.1.0 (/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/error.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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/error.rs:37:39
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Error::IO(ref err) => err.description(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 11.88s
[INFO] running `Command { std: "docker" "inspect" "43fb50ef3a2ae3ec53857b89a44166c0d56ce270cc63702cceb2bec266205f01", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "43fb50ef3a2ae3ec53857b89a44166c0d56ce270cc63702cceb2bec266205f01", kill_on_drop: false }`
[INFO] [stdout] 43fb50ef3a2ae3ec53857b89a44166c0d56ce270cc63702cceb2bec266205f01
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cde3320d993e8b6efcab0cc1a1cd9b6a04e997714c3f3caec8d3ca9537b7c6f3
[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" "cde3320d993e8b6efcab0cc1a1cd9b6a04e997714c3f3caec8d3ca9537b7c6f3", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.8
[INFO] [stderr]    Compiling serde_json v1.0.41
[INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stdout]   --> src/error.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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/error.rs:37:39
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Error::IO(ref err) => err.description(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling serde_derive v1.0.102
[INFO] [stderr]    Compiling doge v0.1.0 (/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/error.rs:30:29
[INFO] [stdout]    |
[INFO] [stdout] 30 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stdout]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[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/error.rs:37:39
[INFO] [stdout]    |
[INFO] [stdout] 37 |             Error::IO(ref err) => err.description(),
[INFO] [stdout]    |                                       ^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 20.95s
[INFO] running `Command { std: "docker" "inspect" "cde3320d993e8b6efcab0cc1a1cd9b6a04e997714c3f3caec8d3ca9537b7c6f3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cde3320d993e8b6efcab0cc1a1cd9b6a04e997714c3f3caec8d3ca9537b7c6f3", kill_on_drop: false }`
[INFO] [stdout] cde3320d993e8b6efcab0cc1a1cd9b6a04e997714c3f3caec8d3ca9537b7c6f3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 9d3d629238814dd2f55f7ebea9e98d7a4d4ca2bc58a6e1c1626b0a067688e2bf
[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" "9d3d629238814dd2f55f7ebea9e98d7a4d4ca2bc58a6e1c1626b0a067688e2bf", 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/error.rs:30:29
[INFO] [stderr]    |
[INFO] [stderr] 30 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:37:39
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Error::IO(ref err) => err.description(),
[INFO] [stderr]    |                                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:30:29
[INFO] [stderr]    |
[INFO] [stderr] 30 |         formatter.write_str(std::error::Error::description(self))
[INFO] [stderr]    |                             ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string()
[INFO] [stderr]   --> src/error.rs:37:39
[INFO] [stderr]    |
[INFO] [stderr] 37 |             Error::IO(ref err) => err.description(),
[INFO] [stderr]    |                                       ^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/doge-d9528d1b53f80b3d
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test test::test_de_none ... ok
[INFO] [stdout] test test::test_de_some_bool_false ... ok
[INFO] [stdout] test test::test_de_str ... ok
[INFO] [stdout] test test::test_de_string ... ok
[INFO] [stdout] test test::test_de_newtype_struct ... ok
[INFO] [stdout] test test::test_de_enum_prop ... ok
[INFO] [stdout] test test::test_de_enum_basic ... ok
[INFO] [stdout] test test::test_de_char ... ok
[INFO] [stdout] test test::test_de_bool_true ... ok
[INFO] [stdout] test test::test_de_struct ... ok
[INFO] [stdout] test test::test_de_tuple_string ... ok
[INFO] [stdout] test test::test_de_tuplestruct ... ok
[INFO] [stdout] test test::test_de_u64 ... ok
[INFO] [stdout] test test::test_de_unit ... ok
[INFO] [stdout] test test::test_de_vec_bool ... ok
[INFO] [stdout] test test::test_de_vec_nested ... ok
[INFO] [stdout] test test::test_de_bool_false ... ok
[INFO] [stdout] test test::test_ser_basic_string_struct ... ok
[INFO] [stdout] test test::test_ser_basic_string_vec_struct ... ok
[INFO] [stdout] test test::test_ser_nested_struct ... ok
[INFO] [stdout] test test::test_ser_string_control_char_1 ... ok
[INFO] [stdout] test test::test_ser_string_control_char_2 ... ok
[INFO] [stdout] test test::test_ser_string_quotes ... ok
[INFO] [stdout] test test::test_de_any ... ok
[INFO] [stdout] test test::test_de_i32_neg ... ok
[INFO] [stdout] test test::test_de_i64 ... ok
[INFO] [stdout] test test::test_de_f64 ... ok
[INFO] [stdout] test test::test_de_map ... ok
[INFO] [stdout] test test::test_de_f32 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests doge
[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" "9d3d629238814dd2f55f7ebea9e98d7a4d4ca2bc58a6e1c1626b0a067688e2bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d3d629238814dd2f55f7ebea9e98d7a4d4ca2bc58a6e1c1626b0a067688e2bf", kill_on_drop: false }`
[INFO] [stdout] 9d3d629238814dd2f55f7ebea9e98d7a4d4ca2bc58a6e1c1626b0a067688e2bf