[INFO] fetching crate simple-merkle-tree 0.1.0...
[INFO] checking simple-merkle-tree-0.1.0 against master#f21fbac535ab2c3bc50db20547f4d48477357103 for pr-143193
[INFO] extracting crate simple-merkle-tree 0.1.0 into /workspace/builds/worker-5-tc1/source
[INFO] started tweaking crates.io crate simple-merkle-tree 0.1.0
[INFO] finished tweaking crates.io crate simple-merkle-tree 0.1.0
[INFO] tweaked toml for crates.io crate simple-merkle-tree 0.1.0 written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate simple-merkle-tree 0.1.0 on toolchain f21fbac535ab2c3bc50db20547f4d48477357103
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "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" "+f21fbac535ab2c3bc50db20547f4d48477357103" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 39 packages to latest compatible versions
[INFO] [stderr]       Adding simple_logger v1.16.0 (available: v5.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ec06640a29459ba49eb7211fe6df8a949ffb70b1e11d241aa315eb98ef3aa8fe
[INFO] running `Command { std: "docker" "start" "-a" "ec06640a29459ba49eb7211fe6df8a949ffb70b1e11d241aa315eb98ef3aa8fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ec06640a29459ba49eb7211fe6df8a949ffb70b1e11d241aa315eb98ef3aa8fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec06640a29459ba49eb7211fe6df8a949ffb70b1e11d241aa315eb98ef3aa8fe", kill_on_drop: false }`
[INFO] [stdout] ec06640a29459ba49eb7211fe6df8a949ffb70b1e11d241aa315eb98ef3aa8fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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" "-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:cf8efcab8866f2cf4285301c7418e2f4f2a9b088c91ba69c40d5b659f81557f7" "/opt/rustwide/cargo-home/bin/cargo" "+f21fbac535ab2c3bc50db20547f4d48477357103" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2e27b4e71f8757e6f0583c9f9ff4c0b1c6ad3ada391235127299d20790d098c5
[INFO] running `Command { std: "docker" "start" "-a" "2e27b4e71f8757e6f0583c9f9ff4c0b1c6ad3ada391235127299d20790d098c5", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.174
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]     Checking powerfmt v0.2.0
[INFO] [stderr]    Compiling num-conv v0.1.0
[INFO] [stderr]    Compiling time-core v0.1.4
[INFO] [stderr]     Checking lazy_static v1.5.0
[INFO] [stderr]     Checking num_threads v0.1.7
[INFO] [stderr]     Checking log v0.4.27
[INFO] [stderr]     Checking itoa v1.0.15
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling time-macros v0.2.22
[INFO] [stderr]     Checking deranged v0.4.0
[INFO] [stderr]     Checking simple-merkle-tree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking is-terminal v0.4.16
[INFO] [stderr]     Checking time v0.3.41
[INFO] [stderr]     Checking colored v1.9.4
[INFO] [stderr]     Checking simple_logger v1.16.0
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.25s
[INFO] running `Command { std: "docker" "inspect" "2e27b4e71f8757e6f0583c9f9ff4c0b1c6ad3ada391235127299d20790d098c5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2e27b4e71f8757e6f0583c9f9ff4c0b1c6ad3ada391235127299d20790d098c5", kill_on_drop: false }`
[INFO] [stdout] 2e27b4e71f8757e6f0583c9f9ff4c0b1c6ad3ada391235127299d20790d098c5