[INFO] fetching crate rust_mdd 0.1.2...
[INFO] checking rust_mdd-0.1.2 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608
[INFO] extracting crate rust_mdd 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] started tweaking crates.io crate rust_mdd 0.1.2
[INFO] finished tweaking crates.io crate rust_mdd 0.1.2
[INFO] tweaked toml for crates.io crate rust_mdd 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rust_mdd 0.1.2 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 5 packages to latest compatible versions
[INFO] [stderr]       Adding bigdecimal v0.3.1 (available: v0.4.8)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 206a8f1f29668dfc58c5b5556d2390f72ec1e9c986c21b7419e1fcfa1b1d757d
[INFO] running `Command { std: "docker" "start" "-a" "206a8f1f29668dfc58c5b5556d2390f72ec1e9c986c21b7419e1fcfa1b1d757d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "206a8f1f29668dfc58c5b5556d2390f72ec1e9c986c21b7419e1fcfa1b1d757d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "206a8f1f29668dfc58c5b5556d2390f72ec1e9c986c21b7419e1fcfa1b1d757d", kill_on_drop: false }`
[INFO] [stdout] 206a8f1f29668dfc58c5b5556d2390f72ec1e9c986c21b7419e1fcfa1b1d757d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 4e876f1f5c774fef3f350375f84facb66b240d0cd6f551303c29356a311d2ba5
[INFO] running `Command { std: "docker" "start" "-a" "4e876f1f5c774fef3f350375f84facb66b240d0cd6f551303c29356a311d2ba5", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking num-integer v0.1.46
[INFO] [stderr]     Checking num-bigint v0.4.6
[INFO] [stderr]     Checking bigdecimal v0.3.1
[INFO] [stderr]     Checking rust_mdd v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: function `sample_data_1` is never used
[INFO] [stdout]   --> benches/codec_bench.rs:27:4
[INFO] [stdout]    |
[INFO] [stdout] 27 | fn sample_data_1() -> &'static [u8] {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function `sample_data_2` is never used
[INFO] [stdout]   --> benches/codec_bench.rs:31:4
[INFO] [stdout]    |
[INFO] [stdout] 31 | fn sample_data_2() -> &'static [u8] {
[INFO] [stdout]    |    ^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.95s
[INFO] running `Command { std: "docker" "inspect" "4e876f1f5c774fef3f350375f84facb66b240d0cd6f551303c29356a311d2ba5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e876f1f5c774fef3f350375f84facb66b240d0cd6f551303c29356a311d2ba5", kill_on_drop: false }`
[INFO] [stdout] 4e876f1f5c774fef3f350375f84facb66b240d0cd6f551303c29356a311d2ba5