[INFO] cloning repository https://github.com/mbullington/merkle_root
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/mbullington/merkle_root" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbullington%2Fmerkle_root", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbullington%2Fmerkle_root'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] c80c5f7076c4304327c7dc06007af060a142ae0b
[INFO] testing mbullington/merkle_root against master#d98a5da813da67eb189387b8ccfb73cf481275d8+rustflags=-Copt-level=3 for pr-138759-retry
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fmbullington%2Fmerkle_root" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/mbullington/merkle_root
[INFO] finished tweaking git repo https://github.com/mbullington/merkle_root
[INFO] tweaked toml for git repo https://github.com/mbullington/merkle_root written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/mbullington/merkle_root on toolchain d98a5da813da67eb189387b8ccfb73cf481275d8
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/mbullington/merkle_root already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded xxhash-rust v0.8.12
[INFO] [stderr]   Downloaded proc-macro2 v1.0.87
[INFO] [stderr]   Downloaded syn v2.0.79
[INFO] [stderr]   Downloaded libc v0.2.159
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6e7ba84068a94af4fcf6550b786760f88b6861e787e241e9e9cad9afbf1305fb
[INFO] running `Command { std: "docker" "start" "-a" "6e7ba84068a94af4fcf6550b786760f88b6861e787e241e9e9cad9afbf1305fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6e7ba84068a94af4fcf6550b786760f88b6861e787e241e9e9cad9afbf1305fb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6e7ba84068a94af4fcf6550b786760f88b6861e787e241e9e9cad9afbf1305fb", kill_on_drop: false }`
[INFO] [stdout] 6e7ba84068a94af4fcf6550b786760f88b6861e787e241e9e9cad9afbf1305fb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afa8df607fd0f4c6e12ba74b446d98d2ae7db8f08cf8c69ef5c97b2c26dc0fd3
[INFO] running `Command { std: "docker" "start" "-a" "afa8df607fd0f4c6e12ba74b446d98d2ae7db8f08cf8c69ef5c97b2c26dc0fd3", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling cpufeatures v0.2.14
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling merkle-root v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 5.18s
[INFO] running `Command { std: "docker" "inspect" "afa8df607fd0f4c6e12ba74b446d98d2ae7db8f08cf8c69ef5c97b2c26dc0fd3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afa8df607fd0f4c6e12ba74b446d98d2ae7db8f08cf8c69ef5c97b2c26dc0fd3", kill_on_drop: false }`
[INFO] [stdout] afa8df607fd0f4c6e12ba74b446d98d2ae7db8f08cf8c69ef5c97b2c26dc0fd3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7ad2d9eefd902a0a24c6e25119e73b37b5a86e21cbb72ae7eff5f67c1eee6e3a
[INFO] running `Command { std: "docker" "start" "-a" "7ad2d9eefd902a0a24c6e25119e73b37b5a86e21cbb72ae7eff5f67c1eee6e3a", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.87
[INFO] [stderr]    Compiling libc v0.2.159
[INFO] [stderr]    Compiling byteorder v1.5.0
[INFO] [stderr]    Compiling quote v1.0.37
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling syn v2.0.79
[INFO] [stderr]    Compiling test-case-core v3.3.1
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling test-case-macros v3.3.1
[INFO] [stderr]    Compiling test-case v3.3.1
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling merkle-root v1.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 45.73s
[INFO] running `Command { std: "docker" "inspect" "7ad2d9eefd902a0a24c6e25119e73b37b5a86e21cbb72ae7eff5f67c1eee6e3a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7ad2d9eefd902a0a24c6e25119e73b37b5a86e21cbb72ae7eff5f67c1eee6e3a", kill_on_drop: false }`
[INFO] [stdout] 7ad2d9eefd902a0a24c6e25119e73b37b5a86e21cbb72ae7eff5f67c1eee6e3a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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 -Copt-level=3" "-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" "+d98a5da813da67eb189387b8ccfb73cf481275d8" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 17f957fd992bd15fa177a3859bcd6b7c328281aed40bbb734bc3fdc484ba8f29
[INFO] running `Command { std: "docker" "start" "-a" "17f957fd992bd15fa177a3859bcd6b7c328281aed40bbb734bc3fdc484ba8f29", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/merkle_root-344062996cf6d469)
[INFO] [stdout] 
[INFO] [stdout] running 26 tests
[INFO] [stdout] test builder::tests::tests::test_small ... ok
[INFO] [stdout] test tree::tests::test_from_reader_error_propagation ... ok
[INFO] [stdout] test tree::tests::test_from_reader_oneblock ... ok
[INFO] [stdout] test tree::tests::test_from_walked_directory::test_empty ... ok
[INFO] [stdout] test builder::tests::test_unaligned_single_block ... ok
[INFO] [stdout] test builder::tests::tests::test_empty ... ok
[INFO] [stdout] test tree::tests::test_from_reader_empty ... ok
[INFO] [stdout] test builder::tests::tests::test_unaligned ... ok
[INFO] [stdout] test builder::tests::tests::test_oneblock ... ok
[INFO] [stdout] test builder::tests::test_unaligned_n_block ... ok
[INFO] [stdout] test tree::tests::test_from_reader_unaligned ... ok
[INFO] [stdout] test builder::tests::tests::test_large ... ok
[INFO] [stdout] test tree::tests::test_from_walked_directory::test_three ... ok
[INFO] [stdout] test tree::tests::test_from_walked_directory::test_two ... ok
[INFO] [stdout] test util::tests::test_hash_block_empty ... ok
[INFO] [stdout] test util::tests::test_hash_block_single ... ok
[INFO] [stdout] test writer::tests::tests::test_empty ... ok
[INFO] [stdout] test writer::tests::tests::test_oneblock ... ok
[INFO] [stdout] test writer::tests::tests::test_small ... ok
[INFO] [stdout] test util::tests::test_hash_hashes_full_block ... ok
[INFO] [stdout] test util::tests::test_hash_hashes_zero_pad_same_length ... ok
[INFO] [stdout] test builder::tests::test_fuchsia ... ok
[INFO] [stdout] test writer::tests::tests::test_unaligned ... ok
[INFO] [stdout] test tree::tests::test_single_full_hash_block ... ok
[INFO] [stdout] test tree::tests::test_from_walked_directory::test_four ... ok
[INFO] [stdout] test writer::tests::tests::test_large ... 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]    Doc-tests merkle_root
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/util.rs - util::hash_hashes (line 76) ... ignored
[INFO] [stdout] test src/writer.rs - writer::MerkleTreeWriter (line 19) ... ok
[INFO] [stdout] test src/tree.rs - tree::MerkleTree::from_reader (line 62) ... ok
[INFO] [stdout] test src/builder.rs - builder::MerkleTreeBuilder (line 14) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.37s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "17f957fd992bd15fa177a3859bcd6b7c328281aed40bbb734bc3fdc484ba8f29", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17f957fd992bd15fa177a3859bcd6b7c328281aed40bbb734bc3fdc484ba8f29", kill_on_drop: false }`
[INFO] [stdout] 17f957fd992bd15fa177a3859bcd6b7c328281aed40bbb734bc3fdc484ba8f29