[INFO] fetching crate merkletree 0.23.0...
[INFO] checking merkletree-0.23.0 against master#8549802939cd01111c46e34a7b67cb1933977af9 for pr-132712
[INFO] extracting crate merkletree 0.23.0 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate merkletree 0.23.0 on toolchain 8549802939cd01111c46e34a7b67cb1933977af9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] removed /workspace/builds/worker-2-tc1/source/rust-toolchain
[INFO] started tweaking crates.io crate merkletree 0.23.0
[INFO] finished tweaking crates.io crate merkletree 0.23.0
[INFO] tweaked toml for crates.io crate merkletree 0.23.0 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 103 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.5.1)
[INFO] [stderr]       Adding env_logger v0.7.1 (available: v0.11.5)
[INFO] [stderr]       Adding memmap2 v0.5.10 (available: v0.9.5)
[INFO] [stderr]       Adding rand v0.7.3 (available: v0.8.5)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded serde_cbor v0.11.2
[INFO] [stderr]   Downloaded memmap2 v0.5.10
[INFO] [stderr]   Downloaded criterion-plot v0.4.5
[INFO] [stderr]   Downloaded csv-core v0.1.11
[INFO] [stderr]   Downloaded env_logger v0.7.1
[INFO] [stderr]   Downloaded half v1.8.3
[INFO] [stderr]   Downloaded criterion v0.3.6
[INFO] [stderr]   Downloaded positioned-io v0.3.3
[INFO] [stderr]   Downloaded csv v1.3.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 110152506ab1762e13421336d7487c48abd90c32af3eca709b309148c9b852ce
[INFO] running `Command { std: "docker" "start" "-a" "110152506ab1762e13421336d7487c48abd90c32af3eca709b309148c9b852ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "110152506ab1762e13421336d7487c48abd90c32af3eca709b309148c9b852ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "110152506ab1762e13421336d7487c48abd90c32af3eca709b309148c9b852ce", kill_on_drop: false }`
[INFO] [stdout] 110152506ab1762e13421336d7487c48abd90c32af3eca709b309148c9b852ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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=allow" "-e" "RUSTDOCFLAGS=--cap-lints=allow" "-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@sha256:4a844ea9eb2546a2d2c7022eacef16ef2e8229c7fbb2c7d4d55a9ceca922f72d" "/opt/rustwide/cargo-home/bin/cargo" "+8549802939cd01111c46e34a7b67cb1933977af9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 179298d1899ceb47d5017fbd5f66cbfe36dd2dc6c3b3f70c5997fd380a85678c
[INFO] running `Command { std: "docker" "start" "-a" "179298d1899ceb47d5017fbd5f66cbfe36dd2dc6c3b3f70c5997fd380a85678c", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.162
[INFO] [stderr]    Compiling serde v1.0.214
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling rustix v0.38.39
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]     Checking unicode-width v0.1.14
[INFO] [stderr]    Compiling anyhow v1.0.93
[INFO] [stderr]     Checking csv-core v0.1.11
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]     Checking half v1.8.3
[INFO] [stderr]     Checking humantime v1.3.0
[INFO] [stderr]     Checking criterion-plot v0.4.5
[INFO] [stderr]     Checking termcolor v1.4.1
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking clap v2.34.0
[INFO] [stderr]     Checking zerocopy v0.7.35
[INFO] [stderr]     Checking crypto-common v0.1.6
[INFO] [stderr]     Checking block-buffer v0.10.4
[INFO] [stderr]     Checking digest v0.10.7
[INFO] [stderr]     Checking sha2 v0.10.8
[INFO] [stderr]     Checking ppv-lite86 v0.2.20
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking positioned-io v0.3.3
[INFO] [stderr]     Checking memmap2 v0.5.10
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking tempfile v3.14.0
[INFO] [stderr]     Checking serde_json v1.0.132
[INFO] [stderr]     Checking csv v1.3.0
[INFO] [stderr]     Checking serde_cbor v0.11.2
[INFO] [stderr]     Checking merkletree v0.23.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking tinytemplate v1.2.1
[INFO] [stderr]     Checking criterion v0.3.6
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.48s
[INFO] running `Command { std: "docker" "inspect" "179298d1899ceb47d5017fbd5f66cbfe36dd2dc6c3b3f70c5997fd380a85678c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "179298d1899ceb47d5017fbd5f66cbfe36dd2dc6c3b3f70c5997fd380a85678c", kill_on_drop: false }`
[INFO] [stdout] 179298d1899ceb47d5017fbd5f66cbfe36dd2dc6c3b3f70c5997fd380a85678c