[INFO] fetching crate shm_ring 0.3.4...
[INFO] testing shm_ring-0.3.4 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate shm_ring 0.3.4 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate shm_ring 0.3.4
[INFO] removed 0 missing tests
[INFO] finished tweaking crates.io crate shm_ring 0.3.4
[INFO] tweaked toml for crates.io crate shm_ring 0.3.4 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate shm_ring 0.3.4 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] b1e0111eb5b415e0bc585af8266d75c9218ff2395ccb257978989bedb39f5328
[INFO] running `Command { std: "docker" "start" "-a" "b1e0111eb5b415e0bc585af8266d75c9218ff2395ccb257978989bedb39f5328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "b1e0111eb5b415e0bc585af8266d75c9218ff2395ccb257978989bedb39f5328", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1e0111eb5b415e0bc585af8266d75c9218ff2395ccb257978989bedb39f5328", kill_on_drop: false }`
[INFO] [stdout] b1e0111eb5b415e0bc585af8266d75c9218ff2395ccb257978989bedb39f5328
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] abb8ef00ce971b5fcb8dd9158225b153d3dad2ac30864cda62a4f559d2b67626
[INFO] running `Command { std: "docker" "start" "-a" "abb8ef00ce971b5fcb8dd9158225b153d3dad2ac30864cda62a4f559d2b67626", kill_on_drop: false }`
[INFO] [stderr]    Compiling shm_ring v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "abb8ef00ce971b5fcb8dd9158225b153d3dad2ac30864cda62a4f559d2b67626", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "abb8ef00ce971b5fcb8dd9158225b153d3dad2ac30864cda62a4f559d2b67626", kill_on_drop: false }`
[INFO] [stdout] abb8ef00ce971b5fcb8dd9158225b153d3dad2ac30864cda62a4f559d2b67626
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9a7bd22741e6ef713620825b60d57920feb144d482b63e8b7908be8548889feb
[INFO] running `Command { std: "docker" "start" "-a" "9a7bd22741e6ef713620825b60d57920feb144d482b63e8b7908be8548889feb", kill_on_drop: false }`
[INFO] [stderr]    Compiling shm_ring v0.3.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.90s
[INFO] running `Command { std: "docker" "inspect" "9a7bd22741e6ef713620825b60d57920feb144d482b63e8b7908be8548889feb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a7bd22741e6ef713620825b60d57920feb144d482b63e8b7908be8548889feb", kill_on_drop: false }`
[INFO] [stdout] 9a7bd22741e6ef713620825b60d57920feb144d482b63e8b7908be8548889feb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/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" "RUSTDOCFLAGS=--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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] afdec4fe45b4057c9224923eb7e8ff2f9a3c7e74ceb1978472f8f68ecaca7a69
[INFO] running `Command { std: "docker" "start" "-a" "afdec4fe45b4057c9224923eb7e8ff2f9a3c7e74ceb1978472f8f68ecaca7a69", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/shm_ring-36bc165251a80587)
[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] [stdout] 
[INFO] [stderr]      Running tests/drain_and_fill_tests.rs (/opt/rustwide/target/debug/deps/drain_and_fill_tests-eef5bae2e2ba4b1d)
[INFO] [stdout] running 8 tests
[INFO] [stdout] test drain_and_fill_tests::multiple_msgs_will_fit ... ok
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-78b760881074932c)
[INFO] [stdout] test drain_and_fill_tests::reader_is_empty ... ok
[INFO] [stdout] test drain_and_fill_tests::one_part_no_wrap ... ok
[INFO] [stdout] test drain_and_fill_tests::two_parts_first_part_wraps ... ok
[INFO] [stdout] test drain_and_fill_tests::one_part_wrap ... ok
[INFO] [stdout] test drain_and_fill_tests::two_parts_no_wrap ... ok
[INFO] [stdout] test drain_and_fill_tests::writer_is_full ... ok
[INFO] [stdout] test drain_and_fill_tests::two_parts_second_part_wraps ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::test_empty_msg ... ok
[INFO] [stdout] test tests::test_extra_sad_wrap ... ok
[INFO] [stdout] test tests::test_is_full_fn ... ok
[INFO] [stdout] test tests::test_happy_wrap ... ok
[INFO] [stdout] test tests::test_is_empty_fn ... ok
[INFO] [stdout] test tests::test_pop_msg_when_empty ... ok
[INFO] [stdout] test tests::test_push_pop_twice_ring_buffer ... ok
[INFO] [stdout] test tests::test_push_push_full_pop_pop ... ok
[INFO] [stdout] test tests::test_sad_wrap ... ok
[INFO] [stdout] test tests::test_push_msg_when_full ... ok
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests shm_ring
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.03s
[INFO] [stdout] 
[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" "afdec4fe45b4057c9224923eb7e8ff2f9a3c7e74ceb1978472f8f68ecaca7a69", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afdec4fe45b4057c9224923eb7e8ff2f9a3c7e74ceb1978472f8f68ecaca7a69", kill_on_drop: false }`
[INFO] [stdout] afdec4fe45b4057c9224923eb7e8ff2f9a3c7e74ceb1978472f8f68ecaca7a69