[INFO] fetching crate d4t4 0.2.2...
[INFO] testing d4t4-0.2.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate d4t4 0.2.2 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate d4t4 0.2.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate d4t4 0.2.2
[INFO] finished tweaking crates.io crate d4t4 0.2.2
[INFO] tweaked toml for crates.io crate d4t4 0.2.2 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 10420ba3bf5a432e5c81a7ad9a2f2e6500ff3f9380016411f795337e7d3345a4
[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" "10420ba3bf5a432e5c81a7ad9a2f2e6500ff3f9380016411f795337e7d3345a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "10420ba3bf5a432e5c81a7ad9a2f2e6500ff3f9380016411f795337e7d3345a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "10420ba3bf5a432e5c81a7ad9a2f2e6500ff3f9380016411f795337e7d3345a4", kill_on_drop: false }`
[INFO] [stdout] 10420ba3bf5a432e5c81a7ad9a2f2e6500ff3f9380016411f795337e7d3345a4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1c3f245f2596c64a761e1423989257fecfdabb87e1713c7c5b68dd0dc9efa6a5
[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" "1c3f245f2596c64a761e1423989257fecfdabb87e1713c7c5b68dd0dc9efa6a5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.57
[INFO] [stderr]    Compiling ucd-trie v0.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]    Compiling maplit v1.0.2
[INFO] [stderr]    Compiling anyhow v1.0.37
[INFO] [stderr]    Compiling serde_json v1.0.61
[INFO] [stderr]    Compiling itoa v0.4.7
[INFO] [stderr]    Compiling pest v2.1.3
[INFO] [stderr]    Compiling quote v1.0.8
[INFO] [stderr]    Compiling pest_meta v2.1.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.23
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling thiserror v1.0.23
[INFO] [stderr]    Compiling d4t4 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 58.55s
[INFO] running `Command { std: "docker" "inspect" "1c3f245f2596c64a761e1423989257fecfdabb87e1713c7c5b68dd0dc9efa6a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1c3f245f2596c64a761e1423989257fecfdabb87e1713c7c5b68dd0dc9efa6a5", kill_on_drop: false }`
[INFO] [stdout] 1c3f245f2596c64a761e1423989257fecfdabb87e1713c7c5b68dd0dc9efa6a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", 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] 1afa21a5be5f2e68fff329df3ea26906f95a81d05394006c2a0ef10e70258f82
[INFO] running `Command { std: "docker" "start" "-a" "1afa21a5be5f2e68fff329df3ea26906f95a81d05394006c2a0ef10e70258f82", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling linked-hash-map v0.5.3
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling unindent v0.1.7
[INFO] [stderr]    Compiling dtoa v0.4.7
[INFO] [stderr]    Compiling difference v2.0.0
[INFO] [stderr]    Compiling yaml-rust v0.4.5
[INFO] [stderr]    Compiling serde_yaml v0.8.14
[INFO] [stderr]    Compiling termios v0.3.3
[INFO] [stderr]    Compiling terminal_size v0.1.15
[INFO] [stderr]    Compiling console v0.11.3
[INFO] [stderr]    Compiling indoc-impl v0.3.6
[INFO] [stderr]    Compiling insta v0.16.1
[INFO] [stderr]    Compiling indoc v0.3.6
[INFO] [stderr]    Compiling d4t4 v0.2.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.51s
[INFO] running `Command { std: "docker" "inspect" "1afa21a5be5f2e68fff329df3ea26906f95a81d05394006c2a0ef10e70258f82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1afa21a5be5f2e68fff329df3ea26906f95a81d05394006c2a0ef10e70258f82", kill_on_drop: false }`
[INFO] [stdout] 1afa21a5be5f2e68fff329df3ea26906f95a81d05394006c2a0ef10e70258f82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 78e1620a35857f7443ab93cad00ba49d9ab34eda9e3643def4e7fab3811ba79a
[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" "78e1620a35857f7443ab93cad00ba49d9ab34eda9e3643def4e7fab3811ba79a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/d4t4-8e7f73d5e6e70183
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/comments-5ec889c26d622659
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test it_can_parse_hash_comment ... ok
[INFO] [stdout] test it_can_parse_object_with_multiline_comment ... ok
[INFO] [stdout] test it_can_parse_line_comment ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/json-05d4c5283e19bd09
[INFO] [stdout] test it_can_parse_object_with_comment ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test it_can_parse_json ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/object_keys-0d36b9b82d7fc8b0
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test it_errors_on_same_key ... ok
[INFO] [stdout] test it_can_parse_different_keys ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/quoting-b1886e1f30d22f44
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test it_can_parse_single_inside_double_quotes ... ok
[INFO] [stdout] test it_can_parse_double_inside_single_quotes ... ok
[INFO] [stdout] test it_can_parse_double_quotes ... ok
[INFO] [stdout] test it_can_parse_mixed_quotations ... ok
[INFO] [stdout] test it_can_parse_double_with_escaped_double ... ok
[INFO] [stdout] test it_can_parse_single_quotes ... ok
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/references-8a6119474b24fb17
[INFO] [stdout] test it_can_parse_single_with_escaped_single ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 20 tests
[INFO] [stdout] test it_can_chain_references ... ignored
[INFO] [stdout] test it_can_extend_objects ... ignored
[INFO] [stdout] test it_can_reference_arrays ... ignored
[INFO] [stdout] test it_can_reference_objects ... ignored
[INFO] [stdout] test it_can_translate_bool_to_string ... ignored
[INFO] [stdout] test it_can_translate_float_to_string ... ignored
[INFO] [stdout] test it_can_translate_int_to_string ... ignored
[INFO] [stdout] test it_can_translate_null_to_string ... ignored
[INFO] [stdout] test it_thows_error_on_recursion ... ignored
[INFO] [stdout] test it_thows_error_when_key_is_not_found ... ok
[INFO] [stdout] test it_thows_error_when_referencing_arrays ... ok
[INFO] [stdout] test it_thows_error_when_key_is_not_found_in_nested ... ok
[INFO] [stdout] test it_thows_error_when_reference_in_key ... ok
[INFO] [stdout] test it_can_parse_nested_references ... ok
[INFO] [stdout] test it_can_parse_deeply_nested_references ... ok
[INFO] [stdout] test it_can_parse_references_at_root ... ok
[INFO] [stdout] test it_can_parse_deeply_nested_targets ... ok
[INFO] [stdout] test it_can_parse_multiple_references ... ok
[INFO] [stderr]    Doc-tests d4t4
[INFO] [stdout] test it_can_parse_nested_targets ... ok
[INFO] [stdout] test it_can_reference_from_within_array ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 9 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 20) ... ok
[INFO] [stdout] test src/lib.rs - (line 63) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "78e1620a35857f7443ab93cad00ba49d9ab34eda9e3643def4e7fab3811ba79a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78e1620a35857f7443ab93cad00ba49d9ab34eda9e3643def4e7fab3811ba79a", kill_on_drop: false }`
[INFO] [stdout] 78e1620a35857f7443ab93cad00ba49d9ab34eda9e3643def4e7fab3811ba79a