[INFO] fetching crate magnesium 1.2.0...
[INFO] testing magnesium-1.2.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate magnesium 1.2.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate magnesium 1.2.0 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 magnesium 1.2.0
[INFO] finished tweaking crates.io crate magnesium 1.2.0
[INFO] tweaked toml for crates.io crate magnesium 1.2.0 written to /workspace/builds/worker-7/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] 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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3c658ea057e0e2ca98f5a0d7c8905f89760f9cb502a6cbe00bd266130afa0bd
[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" "d3c658ea057e0e2ca98f5a0d7c8905f89760f9cb502a6cbe00bd266130afa0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3c658ea057e0e2ca98f5a0d7c8905f89760f9cb502a6cbe00bd266130afa0bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3c658ea057e0e2ca98f5a0d7c8905f89760f9cb502a6cbe00bd266130afa0bd", kill_on_drop: false }`
[INFO] [stdout] d3c658ea057e0e2ca98f5a0d7c8905f89760f9cb502a6cbe00bd266130afa0bd
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ebd01d0d113dd96df00ce7b036816ce07c531ec43ce75da786db9f8f68c483e2
[INFO] running `Command { std: "docker" "start" "-a" "ebd01d0d113dd96df00ce7b036816ce07c531ec43ce75da786db9f8f68c483e2", kill_on_drop: false }`
[INFO] [stderr]    Compiling magnesium v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.37s
[INFO] running `Command { std: "docker" "inspect" "ebd01d0d113dd96df00ce7b036816ce07c531ec43ce75da786db9f8f68c483e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ebd01d0d113dd96df00ce7b036816ce07c531ec43ce75da786db9f8f68c483e2", kill_on_drop: false }`
[INFO] [stdout] ebd01d0d113dd96df00ce7b036816ce07c531ec43ce75da786db9f8f68c483e2
[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=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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 3de4d9d6388d54b1a372c5f5c69d0eaf7156b32396dab98acdd98ef09a3bc981
[INFO] running `Command { std: "docker" "start" "-a" "3de4d9d6388d54b1a372c5f5c69d0eaf7156b32396dab98acdd98ef09a3bc981", kill_on_drop: false }`
[INFO] [stderr]    Compiling magnesium v1.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.43s
[INFO] running `Command { std: "docker" "inspect" "3de4d9d6388d54b1a372c5f5c69d0eaf7156b32396dab98acdd98ef09a3bc981", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3de4d9d6388d54b1a372c5f5c69d0eaf7156b32396dab98acdd98ef09a3bc981", kill_on_drop: false }`
[INFO] [stdout] 3de4d9d6388d54b1a372c5f5c69d0eaf7156b32396dab98acdd98ef09a3bc981
[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=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] 641757e1fe9164cd945d4a045db4f789e3c4b293745e9faecd97e92d71a7dbad
[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" "641757e1fe9164cd945d4a045db4f789e3c4b293745e9faecd97e92d71a7dbad", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/magnesium-532475a2b14ecbba)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test elements::test_trim_xml_declaration ... ok
[INFO] [stdout] test test_break_on_first_char ... ok
[INFO] [stdout] test test_break_on_first_str ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_attributes.rs (/opt/rustwide/target/debug/deps/test_attributes-207adaf8d26a94f8)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test empty_string_or_whitespace_gives_none ... ok
[INFO] [stdout] test test_parsing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/test_elements.rs (/opt/rustwide/target/debug/deps/test_elements-64d9526180c099be)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test test_parsing ... ok
[INFO] [stdout] test test_skipping_comments_parsing ... ok
[INFO] [stdout] test test_empty_tag_no_attrs ... ok
[INFO] [stdout] test test_whitespace_skipping_parsing ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests magnesium
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/lib.rs - (line 22) ... ok
[INFO] [stdout] test src/elements.rs - elements::skip_comments (line 220) ... ok
[INFO] [stdout] test src/elements.rs - elements::skip_empty_text_elements (line 187) ... ok
[INFO] [stdout] test src/elements.rs - elements::trim_text (line 244) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.16s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "641757e1fe9164cd945d4a045db4f789e3c4b293745e9faecd97e92d71a7dbad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "641757e1fe9164cd945d4a045db4f789e3c4b293745e9faecd97e92d71a7dbad", kill_on_drop: false }`
[INFO] [stdout] 641757e1fe9164cd945d4a045db4f789e3c4b293745e9faecd97e92d71a7dbad