[INFO] fetching crate plonky2_util 1.0.0...
[INFO] testing plonky2_util-1.0.0 against try#2440211fe03bc45c89b6dc1a3df18382ce91e32b for pr-146098-1
[INFO] extracting crate plonky2_util 1.0.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate plonky2_util 1.0.0
[INFO] finished tweaking crates.io crate plonky2_util 1.0.0
[INFO] tweaked toml for crates.io crate plonky2_util 1.0.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate plonky2_util 1.0.0 on toolchain 2440211fe03bc45c89b6dc1a3df18382ce91e32b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "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" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 6 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 232a325ddcdec7646dce1ac7191d890d8f82a2a98642f686694147cbdb89a1e8
[INFO] running `Command { std: "docker" "start" "-a" "232a325ddcdec7646dce1ac7191d890d8f82a2a98642f686694147cbdb89a1e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "232a325ddcdec7646dce1ac7191d890d8f82a2a98642f686694147cbdb89a1e8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "232a325ddcdec7646dce1ac7191d890d8f82a2a98642f686694147cbdb89a1e8", kill_on_drop: false }`
[INFO] [stdout] 232a325ddcdec7646dce1ac7191d890d8f82a2a98642f686694147cbdb89a1e8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fa674694590e01ff2ad7fc7bff924c62468d66fc2bd6061cd6f417fc32e1a86b
[INFO] running `Command { std: "docker" "start" "-a" "fa674694590e01ff2ad7fc7bff924c62468d66fc2bd6061cd6f417fc32e1a86b", kill_on_drop: false }`
[INFO] [stderr]    Compiling plonky2_util v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.18s
[INFO] running `Command { std: "docker" "inspect" "fa674694590e01ff2ad7fc7bff924c62468d66fc2bd6061cd6f417fc32e1a86b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa674694590e01ff2ad7fc7bff924c62468d66fc2bd6061cd6f417fc32e1a86b", kill_on_drop: false }`
[INFO] [stdout] fa674694590e01ff2ad7fc7bff924c62468d66fc2bd6061cd6f417fc32e1a86b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5485dfd68200d4c0ee6b499d6c004d92575c4bcf67d3a3f6d62ee60e26ff2c3e
[INFO] running `Command { std: "docker" "start" "-a" "5485dfd68200d4c0ee6b499d6c004d92575c4bcf67d3a3f6d62ee60e26ff2c3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling plonky2_util v1.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 3.24s
[INFO] running `Command { std: "docker" "inspect" "5485dfd68200d4c0ee6b499d6c004d92575c4bcf67d3a3f6d62ee60e26ff2c3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5485dfd68200d4c0ee6b499d6c004d92575c4bcf67d3a3f6d62ee60e26ff2c3e", kill_on_drop: false }`
[INFO] [stdout] 5485dfd68200d4c0ee6b499d6c004d92575c4bcf67d3a3f6d62ee60e26ff2c3e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+2440211fe03bc45c89b6dc1a3df18382ce91e32b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3ff2c7be56d1bff5f4b992b73f64ffc2ba712611df40962e528a5d90f6150e91
[INFO] running `Command { std: "docker" "start" "-a" "3ff2c7be56d1bff5f4b992b73f64ffc2ba712611df40962e528a5d90f6150e91", 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/plonky2_util-036183dcad3e7838)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test tests::test_log2_ceil ... ok
[INFO] [stdout] test tests::test_log2_strict ... ok
[INFO] [stdout] test tests::test_log2_strict_usize_max - should panic ... ok
[INFO] [stdout] test tests::test_log2_strict_zero - should panic ... ok
[INFO] [stdout] test tests::test_log2_strict_nonpower_2 - should panic ... ok
[INFO] [stdout] test tests::test_reverse_index_bits_in_place ... ok
[INFO] [stdout] test tests::test_reverse_index_bits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 4.46s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests plonky2_util
[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" "3ff2c7be56d1bff5f4b992b73f64ffc2ba712611df40962e528a5d90f6150e91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3ff2c7be56d1bff5f4b992b73f64ffc2ba712611df40962e528a5d90f6150e91", kill_on_drop: false }`
[INFO] [stdout] 3ff2c7be56d1bff5f4b992b73f64ffc2ba712611df40962e528a5d90f6150e91