[INFO] fetching crate milf 0.5.8...
[INFO] testing milf-0.5.8 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate milf 0.5.8 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate milf 0.5.8 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate milf 0.5.8
[INFO] finished tweaking crates.io crate milf 0.5.8
[INFO] tweaked toml for crates.io crate milf 0.5.8 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate crates.io crate milf 0.5.8 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c32ef7a81094bf6938b005315b6e3a3ae4156a91c6469e38a855e6e2ff913b9b
[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" "c32ef7a81094bf6938b005315b6e3a3ae4156a91c6469e38a855e6e2ff913b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c32ef7a81094bf6938b005315b6e3a3ae4156a91c6469e38a855e6e2ff913b9b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c32ef7a81094bf6938b005315b6e3a3ae4156a91c6469e38a855e6e2ff913b9b", kill_on_drop: false }`
[INFO] [stdout] c32ef7a81094bf6938b005315b6e3a3ae4156a91c6469e38a855e6e2ff913b9b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f36bc9b12cda6361220fc948ef04d19c28ed187d6d32fce38ef022740e871161
[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" "f36bc9b12cda6361220fc948ef04d19c28ed187d6d32fce38ef022740e871161", kill_on_drop: false }`
[INFO] [stderr]    Compiling milf v0.5.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.79s
[INFO] running `Command { std: "docker" "inspect" "f36bc9b12cda6361220fc948ef04d19c28ed187d6d32fce38ef022740e871161", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f36bc9b12cda6361220fc948ef04d19c28ed187d6d32fce38ef022740e871161", kill_on_drop: false }`
[INFO] [stdout] f36bc9b12cda6361220fc948ef04d19c28ed187d6d32fce38ef022740e871161
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e9592c8320a5c7516b11614d3c46d2a79f86e8dbec59d2cba1db12ad972f868d
[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" "e9592c8320a5c7516b11614d3c46d2a79f86e8dbec59d2cba1db12ad972f868d", kill_on_drop: false }`
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling serde_json v1.0.64
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling serde_derive v1.0.124
[INFO] [stderr]    Compiling milf v0.5.8 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 33.96s
[INFO] running `Command { std: "docker" "inspect" "e9592c8320a5c7516b11614d3c46d2a79f86e8dbec59d2cba1db12ad972f868d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9592c8320a5c7516b11614d3c46d2a79f86e8dbec59d2cba1db12ad972f868d", kill_on_drop: false }`
[INFO] [stdout] e9592c8320a5c7516b11614d3c46d2a79f86e8dbec59d2cba1db12ad972f868d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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=forbid" "-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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a81cfb5564a6275d397a0a9d3fa7945633dc1d548ca912789e3750b02bea2b2e
[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" "a81cfb5564a6275d397a0a9d3fa7945633dc1d548ca912789e3750b02bea2b2e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/milf-267c03673caa49dc)
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test tokens::tests::bare_cr_bad ... ok
[INFO] [stdout] test tokens::tests::bad_comment ... ok
[INFO] [stdout] test tokens::tests::all ... ok
[INFO] [stdout] test tokens::tests::keylike ... ok
[INFO] [stderr]      Running tests/enum_external_deserialize.rs (/opt/rustwide/target/debug/deps/enum_external_deserialize-b093a1cda40777cc)
[INFO] [stdout] test tokens::tests::literal_strings ... ok
[INFO] [stdout] test tokens::tests::basic_strings ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 16 tests
[INFO] [stdout] test enum_array::from_dotted_table ... ignored
[INFO] [stdout] test enum_newtype::from_dotted_table ... ignored
[INFO] [stdout] test invalid_variant_returns_error_with_good_message_inline_table ... ok
[INFO] [stdout] test extra_field_returns_expected_empty_table_error_struct_variant ... ok
[INFO] [stdout] test enum_unit::from_inline_table ... ok
[INFO] [stderr]    Doc-tests milf
[INFO] [stdout] test enum_tuple::from_inline_table ... ok
[INFO] [stdout] test enum_array::from_inline_tables ... ok
[INFO] [stdout] test invalid_variant_returns_error_with_good_message_string ... ok
[INFO] [stdout] test enum_unit::from_dotted_table ... ok
[INFO] [stdout] test enum_unit::from_str ... ok
[INFO] [stdout] test enum_struct::from_dotted_table ... ok
[INFO] [stdout] test enum_struct::from_nested_dotted_table ... ok
[INFO] [stdout] test enum_tuple::from_dotted_table ... ok
[INFO] [stdout] test enum_struct::from_inline_table ... ok
[INFO] [stdout] test extra_field_returns_expected_empty_table_error ... ok
[INFO] [stdout] test enum_newtype::from_inline_table ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 2 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test src/lib.rs - (line 26) ... ignored
[INFO] [stdout] test src/lib.rs - (line 46) ... ok
[INFO] [stdout] test src/lib.rs - (line 113) ... ok
[INFO] [stdout] test src/ser.rs - ser (line 14) ... ok
[INFO] [stdout] test src/ser.rs - ser::tables_last (line 1567) ... ok
[INFO] [stdout] test src/macros.rs - milf (line 9) ... ok
[INFO] [stdout] test src/ser.rs - ser::to_string (line 57) ... ok
[INFO] [stdout] test src/spanned.rs - spanned::Spanned (line 14) ... ok
[INFO] [stdout] test src/de.rs - de::from_str (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 79) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 5.73s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a81cfb5564a6275d397a0a9d3fa7945633dc1d548ca912789e3750b02bea2b2e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a81cfb5564a6275d397a0a9d3fa7945633dc1d548ca912789e3750b02bea2b2e", kill_on_drop: false }`
[INFO] [stdout] a81cfb5564a6275d397a0a9d3fa7945633dc1d548ca912789e3750b02bea2b2e