[INFO] fetching crate oid 0.2.1...
[INFO] testing oid-0.2.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate oid 0.2.1 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate oid 0.2.1 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 oid 0.2.1
[INFO] finished tweaking crates.io crate oid 0.2.1
[INFO] tweaked toml for crates.io crate oid 0.2.1 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate oid 0.2.1 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] [stdout] 76dba1be4e53189464370bc76d48f042f5631dee9ed3fc27531319a13ad00188
[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" "76dba1be4e53189464370bc76d48f042f5631dee9ed3fc27531319a13ad00188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "76dba1be4e53189464370bc76d48f042f5631dee9ed3fc27531319a13ad00188", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "76dba1be4e53189464370bc76d48f042f5631dee9ed3fc27531319a13ad00188", kill_on_drop: false }`
[INFO] [stdout] 76dba1be4e53189464370bc76d48f042f5631dee9ed3fc27531319a13ad00188
[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] e01c3734493fd34115417a5445e77f6d4aee84128d4577cb10d7ef9ae9451ba8
[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" "e01c3734493fd34115417a5445e77f6d4aee84128d4577cb10d7ef9ae9451ba8", kill_on_drop: false }`
[INFO] [stderr]    Compiling oid v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.26s
[INFO] running `Command { std: "docker" "inspect" "e01c3734493fd34115417a5445e77f6d4aee84128d4577cb10d7ef9ae9451ba8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e01c3734493fd34115417a5445e77f6d4aee84128d4577cb10d7ef9ae9451ba8", kill_on_drop: false }`
[INFO] [stdout] e01c3734493fd34115417a5445e77f6d4aee84128d4577cb10d7ef9ae9451ba8
[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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a23e99a880cfbf92af294a0718fccdaaba7944672bdb77bc9fd55a2343c98200
[INFO] running `Command { std: "docker" "start" "-a" "a23e99a880cfbf92af294a0718fccdaaba7944672bdb77bc9fd55a2343c98200", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.20
[INFO] [stderr]    Compiling syn v1.0.39
[INFO] [stderr]    Compiling serde v1.0.116
[INFO] [stderr]    Compiling serde_derive v1.0.116
[INFO] [stderr]    Compiling xml-rs v0.8.3
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling bincode v1.3.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.20
[INFO] [stderr]    Compiling thiserror v1.0.20
[INFO] [stderr]    Compiling serde-xml-rs v0.4.0
[INFO] [stderr]    Compiling oid v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 37.48s
[INFO] running `Command { std: "docker" "inspect" "a23e99a880cfbf92af294a0718fccdaaba7944672bdb77bc9fd55a2343c98200", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a23e99a880cfbf92af294a0718fccdaaba7944672bdb77bc9fd55a2343c98200", kill_on_drop: false }`
[INFO] [stdout] a23e99a880cfbf92af294a0718fccdaaba7944672bdb77bc9fd55a2343c98200
[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] 082dc7675b3b2bca81a7bf39587a8f1ebdde3121fe6a976ee572dd23ec3a078d
[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" "082dc7675b3b2bca81a7bf39587a8f1ebdde3121fe6a976ee572dd23ec3a078d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.06s
[INFO] [stdout] running 34 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/oid-e016cbef4c1bd9e6
[INFO] [stdout] test tests::encode_binary_example_1 ... ok
[INFO] [stdout] test tests::encode_binary_example_2 ... ok
[INFO] [stdout] test tests::encode_binary_root_node_0 ... ok
[INFO] [stdout] test tests::encode_string_example_2 ... ok
[INFO] [stdout] test tests::encode_binary_root_node_2 ... ok
[INFO] [stdout] test tests::encode_string_example_1 ... ok
[INFO] [stdout] test tests::encode_binary_root_node_1 ... ok
[INFO] [stdout] test tests::encode_string_root_node_0 ... ok
[INFO] [stdout] test tests::encode_to_string ... ok
[INFO] [stdout] test tests::encode_string_root_node_2 ... ok
[INFO] [stdout] test tests::illegal_first_node_large ... ok
[INFO] [stdout] test tests::encode_to_bytes ... ok
[INFO] [stdout] test tests::encode_string_root_node_1 ... ok
[INFO] [stdout] test tests::illegal_first_node_empty ... ok
[INFO] [stdout] test tests::illegal_first_node_too_large ... ok
[INFO] [stdout] test tests::illegal_oid_root ... ok
[INFO] [stdout] test tests::parse_binary_empty ... ok
[INFO] [stdout] test tests::parse_binary_example_1 ... ok
[INFO] [stdout] test tests::illegal_first_node_none ... ok
[INFO] [stdout] test tests::parse_binary_example_2 ... ok
[INFO] [stdout] test tests::parse_binary_root_node_2 ... ok
[INFO] [stdout] test tests::parse_string_example_1 ... ok
[INFO] [stdout] test tests::parse_binary_root_node_1 ... ok
[INFO] [stdout] test tests::parse_binary_root_node_0 ... ok
[INFO] [stdout] test tests::parse_string_example_over_u128 ... ok
[INFO] [stdout] test tests::parse_string_root_node_1 ... ok
[INFO] [stdout] test tests::parse_string_root_node_0 ... ok
[INFO] [stdout] test tests::parse_string_root_node_3plus ... ok
[INFO] [stderr]    Doc-tests oid
[INFO] [stdout] test tests::parse_string_crap ... ok
[INFO] [stdout] test tests::parse_binary_example_over_u128 ... ok
[INFO] [stdout] test tests::parse_string_empty ... ok
[INFO] [stdout] test tests::parse_string_example_2 ... ok
[INFO] [stdout] test tests::parse_string_example_first_node_over_39 ... ok
[INFO] [stdout] test tests::parse_string_root_node_2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.09s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 27) ... ok
[INFO] [stdout] test src/lib.rs - (line 17) ... ok
[INFO] [stdout] test src/lib.rs - (line 7) ... ok
[INFO] [stdout] test src/lib.rs - (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.10s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "082dc7675b3b2bca81a7bf39587a8f1ebdde3121fe6a976ee572dd23ec3a078d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "082dc7675b3b2bca81a7bf39587a8f1ebdde3121fe6a976ee572dd23ec3a078d", kill_on_drop: false }`
[INFO] [stdout] 082dc7675b3b2bca81a7bf39587a8f1ebdde3121fe6a976ee572dd23ec3a078d