[INFO] fetching crate ur 0.1.0...
[INFO] testing ur-0.1.0 against master#a77da2d454e6caa227a85b16410b95f93495e7e0 for pr-91031
[INFO] extracting crate ur 0.1.0 into /workspace/builds/worker-24/source
[INFO] validating manifest of crates.io crate ur 0.1.0 on toolchain a77da2d454e6caa227a85b16410b95f93495e7e0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ur 0.1.0
[INFO] finished tweaking crates.io crate ur 0.1.0
[INFO] tweaked toml for crates.io crate ur 0.1.0 written to /workspace/builds/worker-24/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9ebca8ab4ef8120819f5b7786748d3710a598b392113427b21f174925fbc8bd1
[INFO] running `Command { std: "docker" "start" "-a" "9ebca8ab4ef8120819f5b7786748d3710a598b392113427b21f174925fbc8bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9ebca8ab4ef8120819f5b7786748d3710a598b392113427b21f174925fbc8bd1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9ebca8ab4ef8120819f5b7786748d3710a598b392113427b21f174925fbc8bd1", kill_on_drop: false }`
[INFO] [stdout] 9ebca8ab4ef8120819f5b7786748d3710a598b392113427b21f174925fbc8bd1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3575615d29e67eb760ba88ca0f7bc6d61172f2f58a5154d156f048f465f13ec1
[INFO] running `Command { std: "docker" "start" "-a" "3575615d29e67eb760ba88ca0f7bc6d61172f2f58a5154d156f048f465f13ec1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling libc v0.2.108
[INFO] [stderr]    Compiling syn v1.0.81
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling siphasher v0.3.7
[INFO] [stderr]    Compiling serde v1.0.130
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling crc-catalog v1.1.1
[INFO] [stderr]    Compiling bitcoin_hashes v0.10.0
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling anyhow v1.0.47
[INFO] [stderr]    Compiling crc v2.1.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling getrandom v0.2.3
[INFO] [stderr]    Compiling rand_core v0.6.3
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand_xoshiro v0.6.0
[INFO] [stderr]    Compiling rand v0.8.4
[INFO] [stderr]    Compiling phf_generator v0.10.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling phf_macros v0.10.0
[INFO] [stderr]    Compiling serde_derive v1.0.130
[INFO] [stderr]    Compiling phf v0.10.0
[INFO] [stderr]    Compiling ur v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 24.13s
[INFO] running `Command { std: "docker" "inspect" "3575615d29e67eb760ba88ca0f7bc6d61172f2f58a5154d156f048f465f13ec1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3575615d29e67eb760ba88ca0f7bc6d61172f2f58a5154d156f048f465f13ec1", kill_on_drop: false }`
[INFO] [stdout] 3575615d29e67eb760ba88ca0f7bc6d61172f2f58a5154d156f048f465f13ec1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1ed22dd4a96e17301402d6efaba324008907ef115eeda1012983e2374c236ffa
[INFO] running `Command { std: "docker" "start" "-a" "1ed22dd4a96e17301402d6efaba324008907ef115eeda1012983e2374c236ffa", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling ur v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.79s
[INFO] running `Command { std: "docker" "inspect" "1ed22dd4a96e17301402d6efaba324008907ef115eeda1012983e2374c236ffa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1ed22dd4a96e17301402d6efaba324008907ef115eeda1012983e2374c236ffa", kill_on_drop: false }`
[INFO] [stdout] 1ed22dd4a96e17301402d6efaba324008907ef115eeda1012983e2374c236ffa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-24/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+a77da2d454e6caa227a85b16410b95f93495e7e0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 99006519d9f59d528ed532f9c932e87ef225168500ff6735bd95cc61585d0490
[INFO] running `Command { std: "docker" "start" "-a" "99006519d9f59d528ed532f9c932e87ef225168500ff6735bd95cc61585d0490", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.38s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ur-a42618856befc55a)
[INFO] [stdout] 
[INFO] [stdout] running 27 tests
[INFO] [stdout] test bytewords::tests::test_crc ... ok
[INFO] [stdout] test fountain::tests::test_fragment_length ... ok
[INFO] [stdout] test fountain::tests::test_fountain_cbor ... ok
[INFO] [stdout] test bytewords::tests::test_encoding ... ok
[INFO] [stdout] test fountain::tests::test_part_from_cbor_errors ... ok
[INFO] [stdout] test fountain::tests::test_fountain_encoder_is_complete ... ok
[INFO] [stdout] test bytewords::tests::test_bytewords ... ok
[INFO] [stdout] test fountain::tests::test_choose_fragments ... ok
[INFO] [stdout] test sampler::tests::test_weight_errors ... ok
[INFO] [stdout] test ur::tests::test_decoder ... ok
[INFO] [stdout] test fountain::tests::test_partition_and_join ... ok
[INFO] [stdout] test ur::tests::test_single_part_ur ... ok
[INFO] [stdout] test fountain::tests::test_fountain_encoder_cbor ... ok
[INFO] [stdout] test fountain::tests::test_decoder_receive_return_value ... ok
[INFO] [stdout] test fountain::tests::test_fountain_encoder ... ok
[INFO] [stdout] test sampler::tests::test_sampler ... ok
[INFO] [stdout] test ur::tests::test_ur_encoder ... ok
[INFO] [stdout] test fountain::tests::test_xor ... ok
[INFO] [stdout] test sampler::tests::test_choose_degree ... ok
[INFO] [stdout] test fountain::tests::test_part_from_cbor_unsigned_types ... ok
[INFO] [stdout] test xoshiro::tests::test_rng_1 ... ok
[INFO] [stdout] test xoshiro::tests::test_rng_3 ... ok
[INFO] [stdout] test xoshiro::tests::test_shuffle ... ok
[INFO] [stdout] test xoshiro::tests::test_rng_2 ... ok
[INFO] [stdout] test fountain::tests::test_decoder ... ok
[INFO] [stdout] test fountain::tests::test_decoder_skip_some_simple_fragments ... ok
[INFO] [stdout] test ur::tests::test_multipart_ur ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.17s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ur
[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" "99006519d9f59d528ed532f9c932e87ef225168500ff6735bd95cc61585d0490", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "99006519d9f59d528ed532f9c932e87ef225168500ff6735bd95cc61585d0490", kill_on_drop: false }`
[INFO] [stdout] 99006519d9f59d528ed532f9c932e87ef225168500ff6735bd95cc61585d0490