[INFO] fetching crate isochronous_finite_fields 1.0.0...
[INFO] testing isochronous_finite_fields-1.0.0 against 1.49.0 for beta-1.50-1
[INFO] extracting crate isochronous_finite_fields 1.0.0 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate isochronous_finite_fields 1.0.0 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate isochronous_finite_fields 1.0.0
[INFO] finished tweaking crates.io crate isochronous_finite_fields 1.0.0
[INFO] tweaked toml for crates.io crate isochronous_finite_fields 1.0.0 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "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] 3ca3203ab93ffc75580be7e96341ae6e93d94f78580dfdbf905cf82c42910689
[INFO] running `Command { std: "docker" "start" "-a" "3ca3203ab93ffc75580be7e96341ae6e93d94f78580dfdbf905cf82c42910689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3ca3203ab93ffc75580be7e96341ae6e93d94f78580dfdbf905cf82c42910689", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ca3203ab93ffc75580be7e96341ae6e93d94f78580dfdbf905cf82c42910689", kill_on_drop: false }`
[INFO] [stdout] 3ca3203ab93ffc75580be7e96341ae6e93d94f78580dfdbf905cf82c42910689
[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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 895491a1006b04fba241cbdd0cfa4191d62d061198bee505a1df45f40d4ba449
[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" "895491a1006b04fba241cbdd0cfa4191d62d061198bee505a1df45f40d4ba449", kill_on_drop: false }`
[INFO] [stderr]    Compiling isochronous_finite_fields v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.40s
[INFO] running `Command { std: "docker" "inspect" "895491a1006b04fba241cbdd0cfa4191d62d061198bee505a1df45f40d4ba449", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "895491a1006b04fba241cbdd0cfa4191d62d061198bee505a1df45f40d4ba449", kill_on_drop: false }`
[INFO] [stdout] 895491a1006b04fba241cbdd0cfa4191d62d061198bee505a1df45f40d4ba449
[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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9b1715acb57ee08606253b5461276daf059cb8339da4d9550b6c30ce1036c520
[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" "9b1715acb57ee08606253b5461276daf059cb8339da4d9550b6c30ce1036c520", kill_on_drop: false }`
[INFO] [stderr]    Compiling isochronous_finite_fields v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.88s
[INFO] running `Command { std: "docker" "inspect" "9b1715acb57ee08606253b5461276daf059cb8339da4d9550b6c30ce1036c520", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9b1715acb57ee08606253b5461276daf059cb8339da4d9550b6c30ce1036c520", kill_on_drop: false }`
[INFO] [stdout] 9b1715acb57ee08606253b5461276daf059cb8339da4d9550b6c30ce1036c520
[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=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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 1bf01b3cdf82982550eee725da30c89e6074e32e7d6e8216e08c36b8d51d55cf
[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" "1bf01b3cdf82982550eee725da30c89e6074e32e7d6e8216e08c36b8d51d55cf", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/isochronous_finite_fields-c7c4851cb8ce3d89
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test tests::multiplication_example_fips197_4_2_1 ... ok
[INFO] [stdout] test tests::multiplication_example_fips197_4_2 ... ok
[INFO] [stdout] test tests::multiplication_example_wikipedia ... ok
[INFO] [stdout] test tests::simple_addition_assign ... ok
[INFO] [stdout] test tests::test_shift_behaviour ... ok
[INFO] [stdout] test tests::zero_addition ... ok
[INFO] [stdout] test tests::zero_subtraction ... ok
[INFO] [stdout] test tests::test_extend_bit ... ok
[INFO] [stdout] test tests::simple_subtraction_assign ... ok
[INFO] [stdout] test tests::test_multiplicative_inverse ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests isochronous_finite_fields
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - (line 43) ... ok
[INFO] [stdout] test src/lib.rs - GF::multiplicative_inverse (line 73) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "1bf01b3cdf82982550eee725da30c89e6074e32e7d6e8216e08c36b8d51d55cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1bf01b3cdf82982550eee725da30c89e6074e32e7d6e8216e08c36b8d51d55cf", kill_on_drop: false }`
[INFO] [stdout] 1bf01b3cdf82982550eee725da30c89e6074e32e7d6e8216e08c36b8d51d55cf