[INFO] fetching crate bitlab 1.0.0...
[INFO] testing bitlab-1.0.0 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate bitlab 1.0.0 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate bitlab 1.0.0 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 bitlab 1.0.0
[INFO] finished tweaking crates.io crate bitlab 1.0.0
[INFO] tweaked toml for crates.io crate bitlab 1.0.0 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate crates.io crate bitlab 1.0.0 already has a lockfile, it will not be regenerated
[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-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] dee4c56b609114c188915d6dc25343cbee30aa7da8ba0a48addbc73a99502d31
[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" "dee4c56b609114c188915d6dc25343cbee30aa7da8ba0a48addbc73a99502d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dee4c56b609114c188915d6dc25343cbee30aa7da8ba0a48addbc73a99502d31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dee4c56b609114c188915d6dc25343cbee30aa7da8ba0a48addbc73a99502d31", kill_on_drop: false }`
[INFO] [stdout] dee4c56b609114c188915d6dc25343cbee30aa7da8ba0a48addbc73a99502d31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] b1b84bd6727bb2c1951498f74ab55c3421e4272d2ca3b76c8d709b9988b71378
[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" "b1b84bd6727bb2c1951498f74ab55c3421e4272d2ca3b76c8d709b9988b71378", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.71
[INFO] [stderr]    Compiling rustc-serialize v0.3.24
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling num-complex v0.1.43
[INFO] [stderr]    Compiling num-bigint v0.1.44
[INFO] [stderr]    Compiling num-rational v0.1.42
[INFO] [stderr]    Compiling num v0.1.42
[INFO] [stderr]    Compiling bitlab v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 8.44s
[INFO] running `Command { std: "docker" "inspect" "b1b84bd6727bb2c1951498f74ab55c3421e4272d2ca3b76c8d709b9988b71378", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b1b84bd6727bb2c1951498f74ab55c3421e4272d2ca3b76c8d709b9988b71378", kill_on_drop: false }`
[INFO] [stdout] b1b84bd6727bb2c1951498f74ab55c3421e4272d2ca3b76c8d709b9988b71378
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 32eee560c8ef0d8a409eead66214497719f76ca434c3dff172d36bbf894f958d
[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" "32eee560c8ef0d8a409eead66214497719f76ca434c3dff172d36bbf894f958d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitlab v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 3.16s
[INFO] running `Command { std: "docker" "inspect" "32eee560c8ef0d8a409eead66214497719f76ca434c3dff172d36bbf894f958d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "32eee560c8ef0d8a409eead66214497719f76ca434c3dff172d36bbf894f958d", kill_on_drop: false }`
[INFO] [stdout] 32eee560c8ef0d8a409eead66214497719f76ca434c3dff172d36bbf894f958d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 06412c8342af8720959caf7d093b34a8e3427f019bd4625f197bb94efcab03b3
[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" "06412c8342af8720959caf7d093b34a8e3427f019bd4625f197bb94efcab03b3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/bitlab-635cd3033d6bd190)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test tests::inserting_64_bit_vars_into_u64 ... ok
[INFO] [stdout] test tests::inserting_64_bit_vars_into_u32 ... ok
[INFO] [stdout] test tests::inserting_32_bit_vars_into_u8 ... ok
[INFO] [stdout] test tests::inserting_32_bit_vars_into_u64 ... ok
[INFO] [stdout] test tests::inserting_32_bit_vars_into_u32 ... ok
[INFO] [stdout] test tests::inserting_into_a_vector ... ok
[INFO] [stdout] test tests::inserting_32_bit_vars_into_u16 ... ok
[INFO] [stdout] test tests::inserting_64_bit_vars_into_u8 ... ok
[INFO] [stdout] test tests::inserting_8_bit_vars_into_u8 ... ok
[INFO] [stdout] test tests::inserting_64_bit_vars_into_u16 ... ok
[INFO] [stdout] test tests::inserting_16_bit_vars_into_u32 ... ok
[INFO] [stdout] test tests::inserting_8_bit_vars_into_u32 ... ok
[INFO] [stdout] test tests::inserting_16_bit_vars_into_u64 ... ok
[INFO] [stdout] test tests::correct_results ... ok
[INFO] [stdout] test tests::range_checks_for_integrals ... ok
[INFO] [stdout] test tests::range_checks_for_vec_u8 ... ok
[INFO] [stdout] test tests::single_bits ... ok
[INFO] [stdout] test tests::inserting_16_bit_vars_into_u16 ... ok
[INFO] [stdout] test tests::inserting_16_bit_vars_into_u8 ... ok
[INFO] [stdout] test tests::source_must_not_change ... ok
[INFO] [stdout] test tests::test_number_of_bits_required_for_an_unsinged_integer ... ok
[INFO] [stdout] test tests::test_number_of_bits_required_for_a_singed_integer ... ok
[INFO] [stdout] test tests::inserting_8_bit_vars_into_u64 ... ok
[INFO] [stdout] test tests::inserting_8_bit_vars_into_u16 ... ok
[INFO] [stdout] test tests::extract_from_vector ... ok
[INFO] [stdout] test tests::panics_as_expected - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 26 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/integration_test.rs (/opt/rustwide/target/debug/deps/integration_test-5e92f0d9e23a875a)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests bitlab
[INFO] [stdout] running 1 test
[INFO] [stdout] test integration_tests ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 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/lib.rs - (line 81) ... ok
[INFO] [stdout] test src/lib.rs - (line 36) ... ok
[INFO] [stdout] test src/lib.rs - (line 68) ... ok
[INFO] [stdout] test src/lib.rs - (line 26) ... ok
[INFO] [stdout] test src/lib.rs - (line 55) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.08s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "06412c8342af8720959caf7d093b34a8e3427f019bd4625f197bb94efcab03b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06412c8342af8720959caf7d093b34a8e3427f019bd4625f197bb94efcab03b3", kill_on_drop: false }`
[INFO] [stdout] 06412c8342af8720959caf7d093b34a8e3427f019bd4625f197bb94efcab03b3