[INFO] cloning repository https://github.com/tmbobbins/merkle_tree
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tmbobbins/merkle_tree" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmbobbins%2Fmerkle_tree", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmbobbins%2Fmerkle_tree'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] d92b94d8a457b2041be46ac2d321de046209240c
[INFO] testing tmbobbins/merkle_tree against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftmbobbins%2Fmerkle_tree" "/workspace/builds/worker-2-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tmbobbins/merkle_tree
[INFO] finished tweaking git repo https://github.com/tmbobbins/merkle_tree
[INFO] tweaked toml for git repo https://github.com/tmbobbins/merkle_tree written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tmbobbins/merkle_tree on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/tmbobbins/merkle_tree 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 40c8a80b3a142de581510612ee53581bed4fd007274fbb67f9e510010bd2c7f0
[INFO] running `Command { std: "docker" "start" "-a" "40c8a80b3a142de581510612ee53581bed4fd007274fbb67f9e510010bd2c7f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "40c8a80b3a142de581510612ee53581bed4fd007274fbb67f9e510010bd2c7f0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "40c8a80b3a142de581510612ee53581bed4fd007274fbb67f9e510010bd2c7f0", kill_on_drop: false }`
[INFO] [stdout] 40c8a80b3a142de581510612ee53581bed4fd007274fbb67f9e510010bd2c7f0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 97e582083a2db16fd490fc03b2d59446fdd96bbf36a99621dcb27663778a8d71
[INFO] running `Command { std: "docker" "start" "-a" "97e582083a2db16fd490fc03b2d59446fdd96bbf36a99621dcb27663778a8d71", kill_on_drop: false }`
[INFO] [stderr]    Compiling version_check v0.9.4
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling keccak v0.1.2
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling block-buffer v0.10.2
[INFO] [stderr]    Compiling crypto-common v0.1.5
[INFO] [stderr]    Compiling digest v0.10.3
[INFO] [stderr]    Compiling sha3 v0.10.1
[INFO] [stderr]    Compiling merkle_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.11s
[INFO] running `Command { std: "docker" "inspect" "97e582083a2db16fd490fc03b2d59446fdd96bbf36a99621dcb27663778a8d71", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "97e582083a2db16fd490fc03b2d59446fdd96bbf36a99621dcb27663778a8d71", kill_on_drop: false }`
[INFO] [stdout] 97e582083a2db16fd490fc03b2d59446fdd96bbf36a99621dcb27663778a8d71
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 51f892e5386d1833ecceb2213ccfd3be3b05a597170b4ce6b9cc1e2f6b6fb5dc
[INFO] running `Command { std: "docker" "start" "-a" "51f892e5386d1833ecceb2213ccfd3be3b05a597170b4ce6b9cc1e2f6b6fb5dc", kill_on_drop: false }`
[INFO] [stderr]    Compiling merkle_tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.83s
[INFO] running `Command { std: "docker" "inspect" "51f892e5386d1833ecceb2213ccfd3be3b05a597170b4ce6b9cc1e2f6b6fb5dc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51f892e5386d1833ecceb2213ccfd3be3b05a597170b4ce6b9cc1e2f6b6fb5dc", kill_on_drop: false }`
[INFO] [stdout] 51f892e5386d1833ecceb2213ccfd3be3b05a597170b4ce6b9cc1e2f6b6fb5dc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8a4c91ada3961f2a9b4a8c61e070ab0bf922c4418d271950dddfd453032becb1
[INFO] running `Command { std: "docker" "start" "-a" "8a4c91ada3961f2a9b4a8c61e070ab0bf922c4418d271950dddfd453032becb1", 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/merkle_tree-9f739c635d91a25a)
[INFO] [stdout] 
[INFO] [stdout] running 10 tests
[INFO] [stdout] test hash::sha::keccak256::tests::test_hash_two_different_values ... ok
[INFO] [stdout] test hash::sha::sha256::tests::test_hash_two_different_values ... ok
[INFO] [stdout] test hash::sha::keccak256::tests::test_hash_two_identical_values ... ok
[INFO] [stdout] test hash::sha::sha256::tests::test_hash_two_identical_values ... ok
[INFO] [stdout] test hash::sha::sha512::tests::test_hash_two_different_values ... ok
[INFO] [stdout] test hash::sha::sha512::tests::test_hash_two_identical_values ... ok
[INFO] [stdout] test merkle_tree::tests::test_empty_tree_returns_error ... ok
[INFO] [stdout] test merkle_proof::tests::test_valid_proof ... ok
[INFO] [stdout] test merkle_tree::tests::test_proof ... ok
[INFO] [stdout] test merkle_tree::tests::test_valid_root_hash ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 10 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests merkle_tree
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test src/merkle_tree.rs - merkle_tree::MerkleTree<T>::get_proof (line 91) ... ok
[INFO] [stdout] test src/merkle_proof.rs - merkle_proof::MerkleProof<T>::validate (line 17) ... ok
[INFO] [stdout] test src/merkle_tree.rs - merkle_tree::MerkleTree<T>::append (line 32) ... ok
[INFO] [stdout] test src/merkle_tree.rs - merkle_tree::MerkleTree<T>::root_hash (line 59) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 1.04s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8a4c91ada3961f2a9b4a8c61e070ab0bf922c4418d271950dddfd453032becb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8a4c91ada3961f2a9b4a8c61e070ab0bf922c4418d271950dddfd453032becb1", kill_on_drop: false }`
[INFO] [stdout] 8a4c91ada3961f2a9b4a8c61e070ab0bf922c4418d271950dddfd453032becb1