[INFO] fetching crate serde-txtrecord 0.1.0...
[INFO] testing serde-txtrecord-0.1.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate serde-txtrecord 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate serde-txtrecord 0.1.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate serde-txtrecord 0.1.0
[INFO] tweaked toml for crates.io crate serde-txtrecord 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate serde-txtrecord 0.1.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate serde-txtrecord 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] a4e2bba4f0935c917cf520e2e2e9728e00fb7b0c56e11f5fe9fe981ce4dcbc65
[INFO] running `Command { std: "docker" "start" "-a" "a4e2bba4f0935c917cf520e2e2e9728e00fb7b0c56e11f5fe9fe981ce4dcbc65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a4e2bba4f0935c917cf520e2e2e9728e00fb7b0c56e11f5fe9fe981ce4dcbc65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a4e2bba4f0935c917cf520e2e2e9728e00fb7b0c56e11f5fe9fe981ce4dcbc65", kill_on_drop: false }`
[INFO] [stdout] a4e2bba4f0935c917cf520e2e2e9728e00fb7b0c56e11f5fe9fe981ce4dcbc65
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5b22ddf2ac5d92d4000e4c983fa8afe08a069a8bde7ae5b4328e247e84b42d7f
[INFO] running `Command { std: "docker" "start" "-a" "5b22ddf2ac5d92d4000e4c983fa8afe08a069a8bde7ae5b4328e247e84b42d7f", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde-txtrecord v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.60s
[INFO] running `Command { std: "docker" "inspect" "5b22ddf2ac5d92d4000e4c983fa8afe08a069a8bde7ae5b4328e247e84b42d7f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5b22ddf2ac5d92d4000e4c983fa8afe08a069a8bde7ae5b4328e247e84b42d7f", kill_on_drop: false }`
[INFO] [stdout] 5b22ddf2ac5d92d4000e4c983fa8afe08a069a8bde7ae5b4328e247e84b42d7f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c7fef5e40e5d68947a0e47cdc6970686c140f7f7f45512d820c9c79f1f92f36f
[INFO] running `Command { std: "docker" "start" "-a" "c7fef5e40e5d68947a0e47cdc6970686c140f7f7f45512d820c9c79f1f92f36f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.95
[INFO] [stderr]    Compiling quote v1.0.40
[INFO] [stderr]    Compiling syn v2.0.104
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling serde-txtrecord v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 10.00s
[INFO] running `Command { std: "docker" "inspect" "c7fef5e40e5d68947a0e47cdc6970686c140f7f7f45512d820c9c79f1f92f36f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c7fef5e40e5d68947a0e47cdc6970686c140f7f7f45512d820c9c79f1f92f36f", kill_on_drop: false }`
[INFO] [stdout] c7fef5e40e5d68947a0e47cdc6970686c140f7f7f45512d820c9c79f1f92f36f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a8f57597de07b8dc3d59be64d860a548e5f83f655c8812d9f9c41649ce9c08a3
[INFO] running `Command { std: "docker" "start" "-a" "a8f57597de07b8dc3d59be64d860a548e5f83f655c8812d9f9c41649ce9c08a3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/serde_txtrecord-d7e241fb03dcce76)
[INFO] [stdout] 
[INFO] [stdout] running 11 tests
[INFO] [stdout] test tests::test_custom_array_length_suffix ... ok
[INFO] [stdout] test tests::test_array_roundtrip ... ok
[INFO] [stdout] test tests::test_array_length_suffix_roundtrip_compatibility ... ok
[INFO] [stdout] test tests::test_custom_record_length_limit ... ok
[INFO] [stdout] test tests::test_custom_separators_roundtrip ... ok
[INFO] [stdout] test tests::test_nested_object_roundtrip ... ok
[INFO] [stdout] test tests::test_numeric_types_roundtrip ... ok
[INFO] [stdout] test tests::test_optional_fields ... ok
[INFO] [stdout] test tests::test_record_length_limit ... ok
[INFO] [stdout] test tests::test_simple_key_value_roundtrip ... ok
[INFO] [stdout] test tests::test_struct_roundtrip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests serde_txtrecord
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - (line 16) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.21s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a8f57597de07b8dc3d59be64d860a548e5f83f655c8812d9f9c41649ce9c08a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8f57597de07b8dc3d59be64d860a548e5f83f655c8812d9f9c41649ce9c08a3", kill_on_drop: false }`
[INFO] [stdout] a8f57597de07b8dc3d59be64d860a548e5f83f655c8812d9f9c41649ce9c08a3