[INFO] fetching crate unsigned-varint 0.8.0...
[INFO] building unsigned-varint-0.8.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate unsigned-varint 0.8.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate unsigned-varint 0.8.0
[INFO] finished tweaking crates.io crate unsigned-varint 0.8.0
[INFO] tweaked toml for crates.io crate unsigned-varint 0.8.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate unsigned-varint 0.8.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate unsigned-varint 0.8.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] aa7f05e13f8af608914a25ad9870fb91480e2ca6b53df8e0b63f7e321cda3fc8
[INFO] running `Command { std: "docker" "start" "-a" "aa7f05e13f8af608914a25ad9870fb91480e2ca6b53df8e0b63f7e321cda3fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "aa7f05e13f8af608914a25ad9870fb91480e2ca6b53df8e0b63f7e321cda3fc8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa7f05e13f8af608914a25ad9870fb91480e2ca6b53df8e0b63f7e321cda3fc8", kill_on_drop: false }`
[INFO] [stdout] aa7f05e13f8af608914a25ad9870fb91480e2ca6b53df8e0b63f7e321cda3fc8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b20bfb6cf7911253ed698b5858cdc8d165987fd6757b3a3364c6ec66877be234
[INFO] running `Command { std: "docker" "start" "-a" "b20bfb6cf7911253ed698b5858cdc8d165987fd6757b3a3364c6ec66877be234", kill_on_drop: false }`
[INFO] [stderr]    Compiling unsigned-varint v0.8.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "b20bfb6cf7911253ed698b5858cdc8d165987fd6757b3a3364c6ec66877be234", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b20bfb6cf7911253ed698b5858cdc8d165987fd6757b3a3364c6ec66877be234", kill_on_drop: false }`
[INFO] [stdout] b20bfb6cf7911253ed698b5858cdc8d165987fd6757b3a3364c6ec66877be234
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 902167d875088a7cc82733d4a617c0a4d879956bdaf5b186ded743b2c37cc7e9
[INFO] running `Command { std: "docker" "start" "-a" "902167d875088a7cc82733d4a617c0a4d879956bdaf5b186ded743b2c37cc7e9", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.190
[INFO] [stderr]    Compiling regex-syntax v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.17
[INFO] [stderr]    Compiling slab v0.4.9
[INFO] [stderr]    Compiling futures-core v0.3.29
[INFO] [stderr]    Compiling rayon-core v1.12.0
[INFO] [stderr]    Compiling futures-task v0.3.29
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling futures-util v0.3.29
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling csv-core v0.1.11
[INFO] [stderr]    Compiling syn v2.0.38
[INFO] [stderr]    Compiling half v1.8.2
[INFO] [stderr]    Compiling log v0.4.20
[INFO] [stderr]    Compiling pin-project-lite v0.2.13
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling oorandom v11.1.3
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling rayon v1.8.0
[INFO] [stderr]    Compiling regex-automata v0.4.3
[INFO] [stderr]    Compiling plotters v0.3.5
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.0
[INFO] [stderr]    Compiling futures-executor v0.3.29
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.190
[INFO] [stderr]    Compiling regex v1.10.2
[INFO] [stderr]    Compiling env_logger v0.8.4
[INFO] [stderr]    Compiling quickcheck v1.0.3
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling unsigned-varint v0.8.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: enum `RandomUvi` is never used
[INFO] [stdout]   --> tests/io.rs:85:6
[INFO] [stdout]    |
[INFO] [stdout] 85 | enum RandomUvi {
[INFO] [stdout]    |      ^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 25.52s
[INFO] running `Command { std: "docker" "inspect" "902167d875088a7cc82733d4a617c0a4d879956bdaf5b186ded743b2c37cc7e9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "902167d875088a7cc82733d4a617c0a4d879956bdaf5b186ded743b2c37cc7e9", kill_on_drop: false }`
[INFO] [stdout] 902167d875088a7cc82733d4a617c0a4d879956bdaf5b186ded743b2c37cc7e9