[INFO] fetching crate perfect-merkle-forest 0.1.0...
[INFO] testing perfect-merkle-forest-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-2
[INFO] extracting crate perfect-merkle-forest 0.1.0 into /workspace/builds/worker-1-tc2/source
[INFO] started tweaking crates.io crate perfect-merkle-forest 0.1.0
[INFO] finished tweaking crates.io crate perfect-merkle-forest 0.1.0
[INFO] tweaked toml for crates.io crate perfect-merkle-forest 0.1.0 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate perfect-merkle-forest 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "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" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 4 packages to latest compatible versions
[INFO] [stderr]       Adding bitcoin_hashes v0.14.1 (available: v0.20.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 69e47394d7319c315ed0939d77f34e30879ff5b7f02c84158736244418d4b06d
[INFO] running `Command { std: "docker" "start" "-a" "69e47394d7319c315ed0939d77f34e30879ff5b7f02c84158736244418d4b06d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "69e47394d7319c315ed0939d77f34e30879ff5b7f02c84158736244418d4b06d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "69e47394d7319c315ed0939d77f34e30879ff5b7f02c84158736244418d4b06d", kill_on_drop: false }`
[INFO] [stdout] 69e47394d7319c315ed0939d77f34e30879ff5b7f02c84158736244418d4b06d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bf71b22f3dbe0a06347a7a28f3efb6dd7e4ec8f3f08619a771e88d95f04081ab
[INFO] running `Command { std: "docker" "start" "-a" "bf71b22f3dbe0a06347a7a28f3efb6dd7e4ec8f3f08619a771e88d95f04081ab", kill_on_drop: false }`
[INFO] [stderr]    Compiling bitcoin-io v0.1.4
[INFO] [stderr]    Compiling hex-conservative v0.2.2
[INFO] [stderr]    Compiling bitcoin_hashes v0.14.1
[INFO] [stderr]    Compiling perfect-merkle-forest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.28s
[INFO] running `Command { std: "docker" "inspect" "bf71b22f3dbe0a06347a7a28f3efb6dd7e4ec8f3f08619a771e88d95f04081ab", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bf71b22f3dbe0a06347a7a28f3efb6dd7e4ec8f3f08619a771e88d95f04081ab", kill_on_drop: false }`
[INFO] [stdout] bf71b22f3dbe0a06347a7a28f3efb6dd7e4ec8f3f08619a771e88d95f04081ab
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0d911f5806a5d08787e3e1993283c6cb7bab506aa7bd2cff58f64cfa3d5aac98
[INFO] running `Command { std: "docker" "start" "-a" "0d911f5806a5d08787e3e1993283c6cb7bab506aa7bd2cff58f64cfa3d5aac98", kill_on_drop: false }`
[INFO] [stderr]    Compiling perfect-merkle-forest v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.66s
[INFO] running `Command { std: "docker" "inspect" "0d911f5806a5d08787e3e1993283c6cb7bab506aa7bd2cff58f64cfa3d5aac98", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0d911f5806a5d08787e3e1993283c6cb7bab506aa7bd2cff58f64cfa3d5aac98", kill_on_drop: false }`
[INFO] [stdout] 0d911f5806a5d08787e3e1993283c6cb7bab506aa7bd2cff58f64cfa3d5aac98
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a8fd685dfd676638a650b9f4704ad3110e8bb7a9a4e44c7420f7b4648a67abad
[INFO] running `Command { std: "docker" "start" "-a" "a8fd685dfd676638a650b9f4704ad3110e8bb7a9a4e44c7420f7b4648a67abad", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/perfect_merkle_forest-545f52124704d207)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test tests::correct_hashing ... ok
[INFO] [stdout] test tests::proofs ... ok
[INFO] [stdout] test tests::tree_building_manual ... ok
[INFO] [stdout] test tests::tree_building ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.88s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests perfect_merkle_forest
[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" "a8fd685dfd676638a650b9f4704ad3110e8bb7a9a4e44c7420f7b4648a67abad", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8fd685dfd676638a650b9f4704ad3110e8bb7a9a4e44c7420f7b4648a67abad", kill_on_drop: false }`
[INFO] [stdout] a8fd685dfd676638a650b9f4704ad3110e8bb7a9a4e44c7420f7b4648a67abad