[INFO] fetching crate libconfig-rs 3.0.0...
[INFO] testing libconfig-rs-3.0.0 against 1.91.0 for beta-1.92-2
[INFO] extracting crate libconfig-rs 3.0.0 into /workspace/builds/worker-4-tc1/source
[INFO] started tweaking crates.io crate libconfig-rs 3.0.0
[INFO] finished tweaking crates.io crate libconfig-rs 3.0.0
[INFO] tweaked toml for crates.io crate libconfig-rs 3.0.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate libconfig-rs 3.0.0 on toolchain 1.91.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.91.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate libconfig-rs 3.0.0 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" "+1.91.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded proc-macro2 v1.0.80
[INFO] [stderr]   Downloaded syn v2.0.59
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d288e4a1339a9941f49a2eda669b93dba417985021632ec548c60f84a68e47ca
[INFO] running `Command { std: "docker" "start" "-a" "d288e4a1339a9941f49a2eda669b93dba417985021632ec548c60f84a68e47ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d288e4a1339a9941f49a2eda669b93dba417985021632ec548c60f84a68e47ca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d288e4a1339a9941f49a2eda669b93dba417985021632ec548c60f84a68e47ca", kill_on_drop: false }`
[INFO] [stdout] d288e4a1339a9941f49a2eda669b93dba417985021632ec548c60f84a68e47ca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d1e09dfb83db9f1af0466f723724968274bbd564ae7a85a645267d1281d2e7be
[INFO] running `Command { std: "docker" "start" "-a" "d1e09dfb83db9f1af0466f723724968274bbd564ae7a85a645267d1281d2e7be", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.80
[INFO] [stderr]    Compiling serde v1.0.197
[INFO] [stderr]    Compiling hashbrown v0.14.3
[INFO] [stderr]    Compiling nom v7.1.3
[INFO] [stderr]    Compiling indexmap v2.2.6
[INFO] [stderr]    Compiling quote v1.0.36
[INFO] [stderr]    Compiling syn v2.0.59
[INFO] [stderr]    Compiling serde_derive v1.0.197
[INFO] [stderr]    Compiling libconfig-rs v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.23s
[INFO] running `Command { std: "docker" "inspect" "d1e09dfb83db9f1af0466f723724968274bbd564ae7a85a645267d1281d2e7be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d1e09dfb83db9f1af0466f723724968274bbd564ae7a85a645267d1281d2e7be", kill_on_drop: false }`
[INFO] [stdout] d1e09dfb83db9f1af0466f723724968274bbd564ae7a85a645267d1281d2e7be
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a9bd2d1aecb49b5431be6b8f980b0ee0e1775777fc3cc8b2fef65283eeec7c82
[INFO] running `Command { std: "docker" "start" "-a" "a9bd2d1aecb49b5431be6b8f980b0ee0e1775777fc3cc8b2fef65283eeec7c82", kill_on_drop: false }`
[INFO] [stderr]    Compiling libconfig-rs v3.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.14s
[INFO] running `Command { std: "docker" "inspect" "a9bd2d1aecb49b5431be6b8f980b0ee0e1775777fc3cc8b2fef65283eeec7c82", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a9bd2d1aecb49b5431be6b8f980b0ee0e1775777fc3cc8b2fef65283eeec7c82", kill_on_drop: false }`
[INFO] [stdout] a9bd2d1aecb49b5431be6b8f980b0ee0e1775777fc3cc8b2fef65283eeec7c82
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+1.91.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 952b3f6fa705e62f70eca1da988781d8a6a9e44fc4264834dda46614c9b2e525
[INFO] running `Command { std: "docker" "start" "-a" "952b3f6fa705e62f70eca1da988781d8a6a9e44fc4264834dda46614c9b2e525", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/libconfig_rs-4f1e4269c9f64050)
[INFO] [stderr]      Running unittests src/bin/print_test.rs (/opt/rustwide/target/debug/deps/print_test-9f2be823ee4d2876)
[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] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stderr]      Running tests/deserialize_test.rs (/opt/rustwide/target/debug/deps/deserialize_test-d7a39c6c4b31f4b7)
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test test4 ... ok
[INFO] [stdout] test test6 ... ok
[INFO] [stdout] test test7 ... ok
[INFO] [stdout] test test3 ... ok
[INFO] [stdout] test test2 ... ok
[INFO] [stdout] test test1 ... ok
[INFO] [stdout] test test5 ... ok
[INFO] [stdout] test test8 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/serialize_test.rs (/opt/rustwide/target/debug/deps/serialize_test-a39148ac5cfadc3e)
[INFO] [stdout] 
[INFO] [stdout] running 14 tests
[INFO] [stdout] test test_bool ... ok
[INFO] [stdout] test test_option ... ok
[INFO] [stdout] test test_integer ... ok
[INFO] [stdout] test test_hashmap ... ok
[INFO] [stdout] test test_char ... ok
[INFO] [stdout] test test_struct ... ok
[INFO] [stdout] test test_float ... ok
[INFO] [stdout] test test_enum ... ok
[INFO] [stdout] test test_unsigned_integer ... ok
[INFO] [stderr]      Running tests/value_test.rs (/opt/rustwide/target/debug/deps/value_test-785c662103ebedc9)
[INFO] [stdout] test test_array ... ok
[INFO] [stdout] test test_tuple ... ok
[INFO] [stdout] test test_unit ... ok
[INFO] [stdout] test test_string ... ok
[INFO] [stdout] test test_enum_variants ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 14 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 13 tests
[INFO] [stdout] test test_bool ... ok
[INFO] [stdout] test test_float ... ok
[INFO] [stdout] test test_int ... ok
[INFO] [stdout] test test_array ... ok
[INFO] [stdout] test test_empty ... ok
[INFO] [stdout] test test_list ... ok
[INFO] [stdout] test test_float_2 ... ok
[INFO] [stdout] test test_object ... ok
[INFO] [stdout] test test_long ... ok
[INFO] [stdout] test test_object_string ... ok
[INFO] [stdout] test test_string ... ok
[INFO] [stdout] test test_vproj_1 ... ok
[INFO] [stdout] test test_vproj_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 13 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests libconfig_rs
[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" "952b3f6fa705e62f70eca1da988781d8a6a9e44fc4264834dda46614c9b2e525", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "952b3f6fa705e62f70eca1da988781d8a6a9e44fc4264834dda46614c9b2e525", kill_on_drop: false }`
[INFO] [stdout] 952b3f6fa705e62f70eca1da988781d8a6a9e44fc4264834dda46614c9b2e525