[INFO] fetching crate ebml-iterable 0.3.0...
[INFO] testing ebml-iterable-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate ebml-iterable 0.3.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate ebml-iterable 0.3.0 on toolchain beta-2021-09-08
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ebml-iterable 0.3.0
[INFO] finished tweaking crates.io crate ebml-iterable 0.3.0
[INFO] tweaked toml for crates.io crate ebml-iterable 0.3.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded ebml-iterable-specification-derive v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6214167a3abcb1084723afc4f32d7bccc0e42786a84eaa0d48c906f1d982c8c8
[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" "6214167a3abcb1084723afc4f32d7bccc0e42786a84eaa0d48c906f1d982c8c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6214167a3abcb1084723afc4f32d7bccc0e42786a84eaa0d48c906f1d982c8c8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6214167a3abcb1084723afc4f32d7bccc0e42786a84eaa0d48c906f1d982c8c8", kill_on_drop: false }`
[INFO] [stdout] 6214167a3abcb1084723afc4f32d7bccc0e42786a84eaa0d48c906f1d982c8c8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1080f263019390c8419956f1daa9f93561d4034004a4f14005c51a7b88279403
[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" "1080f263019390c8419956f1daa9f93561d4034004a4f14005c51a7b88279403", kill_on_drop: false }`
[INFO] [stderr]    Compiling ebml-iterable-specification v0.2.0
[INFO] [stderr]    Compiling ebml-iterable v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.48s
[INFO] running `Command { std: "docker" "inspect" "1080f263019390c8419956f1daa9f93561d4034004a4f14005c51a7b88279403", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1080f263019390c8419956f1daa9f93561d4034004a4f14005c51a7b88279403", kill_on_drop: false }`
[INFO] [stdout] 1080f263019390c8419956f1daa9f93561d4034004a4f14005c51a7b88279403
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 160f64ab645fc6f50a301b99777a0b22cfe4ab2d21aaae63d73edc114fb2c1ba
[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" "160f64ab645fc6f50a301b99777a0b22cfe4ab2d21aaae63d73edc114fb2c1ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling ebml-iterable v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "160f64ab645fc6f50a301b99777a0b22cfe4ab2d21aaae63d73edc114fb2c1ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "160f64ab645fc6f50a301b99777a0b22cfe4ab2d21aaae63d73edc114fb2c1ba", kill_on_drop: false }`
[INFO] [stdout] 160f64ab645fc6f50a301b99777a0b22cfe4ab2d21aaae63d73edc114fb2c1ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 4feafd3bb8d1e082409ef0f49c5936d63d63f95d3ea460f7e0a0a000e41fb9cc
[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" "4feafd3bb8d1e082409ef0f49c5936d63d63f95d3ea460f7e0a0a000e41fb9cc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.59s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ebml_iterable-d6a8abed64691ac4)
[INFO] [stdout] 
[INFO] [stdout] running 12 tests
[INFO] [stdout] test tools::tests::read_u64_values ... ok
[INFO] [stdout] test tools::tests::read_i64_values ... ok
[INFO] [stdout] test tools::tests::read_vint_for_ebml_tag ... ok
[INFO] [stdout] test tools::tests::read_vint_sixteen ... ok
[INFO] [stdout] test tools::tests::read_vint_two_hundred ... ok
[INFO] [stdout] test tag_writer::tests::write_ebml_tag ... ok
[INFO] [stdout] test tools::tests::read_vint_overflow ... ok
[INFO] [stdout] test tools::tests::write_vint_very_long ... ok
[INFO] [stdout] test tools::tests::read_vint_very_long ... ok
[INFO] [stdout] test tools::tests::write_vint_sixteen ... ok
[INFO] [stdout] test tools::tests::write_vint_two_hundred ... ok
[INFO] [stdout] test tools::tests::too_big_for_vint - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 12 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/derive_spec_compile.rs (/opt/rustwide/target/debug/deps/derive_spec_compile-83f6d1d110b4be63)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ebml-iterable
[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 5 tests
[INFO] [stdout] test src/tag_writer.rs - tag_writer::TagWriter<W>::write_raw (line 227) - compile ... ok
[INFO] [stdout] test src/tag_writer.rs - tag_writer::TagWriter<W>::write (line 151) - compile ... ok
[INFO] [stdout] test src/tag_iterator.rs - tag_iterator::TagIterator (line 29) - compile ... ok
[INFO] [stdout] test src/tools.rs - tools::arr_to_u64 (line 118) ... ok
[INFO] [stdout] test src/tools.rs - tools::arr_to_i64 (line 151) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.51s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "4feafd3bb8d1e082409ef0f49c5936d63d63f95d3ea460f7e0a0a000e41fb9cc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4feafd3bb8d1e082409ef0f49c5936d63d63f95d3ea460f7e0a0a000e41fb9cc", kill_on_drop: false }`
[INFO] [stdout] 4feafd3bb8d1e082409ef0f49c5936d63d63f95d3ea460f7e0a0a000e41fb9cc