[INFO] fetching crate ebml-iterable 0.3.0...
[INFO] testing ebml-iterable-0.3.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate ebml-iterable 0.3.0 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate ebml-iterable 0.3.0 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "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-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", 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] 6960192be10e595113d50bb95b2b54ac7cf3684f0b7ddd4f8f1d161216111148
[INFO] running `Command { std: "docker" "start" "-a" "6960192be10e595113d50bb95b2b54ac7cf3684f0b7ddd4f8f1d161216111148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6960192be10e595113d50bb95b2b54ac7cf3684f0b7ddd4f8f1d161216111148", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6960192be10e595113d50bb95b2b54ac7cf3684f0b7ddd4f8f1d161216111148", kill_on_drop: false }`
[INFO] [stdout] 6960192be10e595113d50bb95b2b54ac7cf3684f0b7ddd4f8f1d161216111148
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c29d0614bf6b8e881ded06978ea175ccc1355375b1654871f11a4aa3c8aab74
[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" "0c29d0614bf6b8e881ded06978ea175ccc1355375b1654871f11a4aa3c8aab74", 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 1.13s
[INFO] running `Command { std: "docker" "inspect" "0c29d0614bf6b8e881ded06978ea175ccc1355375b1654871f11a4aa3c8aab74", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c29d0614bf6b8e881ded06978ea175ccc1355375b1654871f11a4aa3c8aab74", kill_on_drop: false }`
[INFO] [stdout] 0c29d0614bf6b8e881ded06978ea175ccc1355375b1654871f11a4aa3c8aab74
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19242caa8db9c253f9435ddfe4af16aad1601b5978ac3a5b7dad1e412971d631
[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" "19242caa8db9c253f9435ddfe4af16aad1601b5978ac3a5b7dad1e412971d631", kill_on_drop: false }`
[INFO] [stderr]    Compiling ebml-iterable v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.00s
[INFO] running `Command { std: "docker" "inspect" "19242caa8db9c253f9435ddfe4af16aad1601b5978ac3a5b7dad1e412971d631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19242caa8db9c253f9435ddfe4af16aad1601b5978ac3a5b7dad1e412971d631", kill_on_drop: false }`
[INFO] [stdout] 19242caa8db9c253f9435ddfe4af16aad1601b5978ac3a5b7dad1e412971d631
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 23bc7028e171e7de3bdcd8fa200a1ff47d679ba368e373618b7b106fc0cae68d
[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" "23bc7028e171e7de3bdcd8fa200a1ff47d679ba368e373618b7b106fc0cae68d", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 12 tests
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ebml_iterable-ff0e11e0e4e99d82)
[INFO] [stdout] test tools::tests::read_u64_values ... ok
[INFO] [stdout] test tools::tests::read_vint_for_ebml_tag ... 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_sixteen ... ok
[INFO] [stdout] test tools::tests::read_vint_sixteen ... ok
[INFO] [stdout] test tools::tests::write_vint_two_hundred ... ok
[INFO] [stdout] test tools::tests::read_i64_values ... ok
[INFO] [stdout] test tools::tests::read_vint_two_hundred ... ok
[INFO] [stdout] test tools::tests::read_vint_very_long ... ok
[INFO] [stdout] test tools::tests::write_vint_very_long ... 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-7d617eaceec23b7c)
[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] [stderr]    Doc-tests ebml-iterable
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/tag_iterator.rs - tag_iterator::TagIterator (line 29) - compile ... ok
[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/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 0.90s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "23bc7028e171e7de3bdcd8fa200a1ff47d679ba368e373618b7b106fc0cae68d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "23bc7028e171e7de3bdcd8fa200a1ff47d679ba368e373618b7b106fc0cae68d", kill_on_drop: false }`
[INFO] [stdout] 23bc7028e171e7de3bdcd8fa200a1ff47d679ba368e373618b7b106fc0cae68d