[INFO] fetching crate lber 0.3.0...
[INFO] testing lber-0.3.0 against beta-2021-09-08 for beta-1.56-1
[INFO] extracting crate lber 0.3.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate lber 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 lber 0.3.0
[INFO] finished tweaking crates.io crate lber 0.3.0
[INFO] tweaked toml for crates.io crate lber 0.3.0 written to /workspace/builds/worker-2/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] 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" "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] b38c7a2d92ec7af360403e8ceef1377d50c5d27621d2280ef26562ab155096d1
[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" "b38c7a2d92ec7af360403e8ceef1377d50c5d27621d2280ef26562ab155096d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b38c7a2d92ec7af360403e8ceef1377d50c5d27621d2280ef26562ab155096d1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b38c7a2d92ec7af360403e8ceef1377d50c5d27621d2280ef26562ab155096d1", kill_on_drop: false }`
[INFO] [stdout] b38c7a2d92ec7af360403e8ceef1377d50c5d27621d2280ef26562ab155096d1
[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" "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] 3a3c298da2b41ea831556160bb39045abdcdc872363c7ac8070fc8c303cb3fea
[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" "3a3c298da2b41ea831556160bb39045abdcdc872363c7ac8070fc8c303cb3fea", kill_on_drop: false }`
[INFO] [stderr]    Compiling lber v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.23s
[INFO] running `Command { std: "docker" "inspect" "3a3c298da2b41ea831556160bb39045abdcdc872363c7ac8070fc8c303cb3fea", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a3c298da2b41ea831556160bb39045abdcdc872363c7ac8070fc8c303cb3fea", kill_on_drop: false }`
[INFO] [stdout] 3a3c298da2b41ea831556160bb39045abdcdc872363c7ac8070fc8c303cb3fea
[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" "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] 6e29ebc311f22faea19886ac41deaa0bd03e7d82161efa8b22b43a094fe2a8da
[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" "6e29ebc311f22faea19886ac41deaa0bd03e7d82161efa8b22b43a094fe2a8da", kill_on_drop: false }`
[INFO] [stderr]    Compiling lber v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `TagStructure`
[INFO] [stdout]    --> src/parse.rs:154:28
[INFO] [stdout]     |
[INFO] [stdout] 154 |     use common::{TagClass, TagStructure};
[INFO] [stdout]     |                            ^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `TagStructure`
[INFO] [stdout]   --> src/structure.rs:55:28
[INFO] [stdout]    |
[INFO] [stdout] 55 |     use common::{TagClass, TagStructure};
[INFO] [stdout]    |                            ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.16s
[INFO] running `Command { std: "docker" "inspect" "6e29ebc311f22faea19886ac41deaa0bd03e7d82161efa8b22b43a094fe2a8da", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e29ebc311f22faea19886ac41deaa0bd03e7d82161efa8b22b43a094fe2a8da", kill_on_drop: false }`
[INFO] [stdout] 6e29ebc311f22faea19886ac41deaa0bd03e7d82161efa8b22b43a094fe2a8da
[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" "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] 086bfb8a6dd53aea7ae136e0f7818f7b3c26fd2576d9be25377bb45fa94b365e
[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" "086bfb8a6dd53aea7ae136e0f7818f7b3c26fd2576d9be25377bb45fa94b365e", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `TagStructure`
[INFO] [stderr]    --> src/parse.rs:154:28
[INFO] [stderr]     |
[INFO] [stderr] 154 |     use common::{TagClass, TagStructure};
[INFO] [stderr]     |                            ^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `TagStructure`
[INFO] [stderr]   --> src/structure.rs:55:28
[INFO] [stderr]    |
[INFO] [stderr] 55 |     use common::{TagClass, TagStructure};
[INFO] [stderr]    |                            ^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `lber` (lib test) generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/lber-7d57a21f9e07b7e4)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test parse::test::test_constructed ... ok
[INFO] [stdout] test parse::test::test_long_length ... ok
[INFO] [stdout] test parse::test::test_primitive ... ok
[INFO] [stdout] test structures::integer::test::test_not_positive_getting_negative ... ok
[INFO] [stdout] test structure::tests::expect_inner ... ok
[INFO] [stdout] test structure::tests::expect_exact ... ok
[INFO] [stdout] test structures::integer::test::test_not_unnecessary_octets ... ok
[INFO] [stdout] test write::tests::complex_tag ... ok
[INFO] [stdout] test write::tests::encode_constructed_tag ... ok
[INFO] [stdout] test write::tests::encode_simple_tag ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests lber
[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" "086bfb8a6dd53aea7ae136e0f7818f7b3c26fd2576d9be25377bb45fa94b365e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "086bfb8a6dd53aea7ae136e0f7818f7b3c26fd2576d9be25377bb45fa94b365e", kill_on_drop: false }`
[INFO] [stdout] 086bfb8a6dd53aea7ae136e0f7818f7b3c26fd2576d9be25377bb45fa94b365e