[INFO] fetching crate mpr 0.4.2...
[INFO] testing mpr-0.4.2 against 1.90.0 for beta-1.91-3
[INFO] extracting crate mpr 0.4.2 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate mpr 0.4.2
[INFO] finished tweaking crates.io crate mpr 0.4.2
[INFO] tweaked toml for crates.io crate mpr 0.4.2 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate mpr 0.4.2 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate mpr 0.4.2 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" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
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[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e65ab803a8f73fc7f159ef3885145410b66bf3c807dc948f5c16acd73421502d
[INFO] running `Command { std: "docker" "start" "-a" "e65ab803a8f73fc7f159ef3885145410b66bf3c807dc948f5c16acd73421502d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e65ab803a8f73fc7f159ef3885145410b66bf3c807dc948f5c16acd73421502d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e65ab803a8f73fc7f159ef3885145410b66bf3c807dc948f5c16acd73421502d", kill_on_drop: false }`
[INFO] [stdout] e65ab803a8f73fc7f159ef3885145410b66bf3c807dc948f5c16acd73421502d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 73e3c7f11f73f50c3e520b08814838fa88ae8af452e56aea1a2afbf133eea02f
[INFO] running `Command { std: "docker" "start" "-a" "73e3c7f11f73f50c3e520b08814838fa88ae8af452e56aea1a2afbf133eea02f", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.126
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[INFO] [stderr]    Compiling pkg-config v0.3.25
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[INFO] [stderr]    Compiling hashbrown v0.12.2
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[INFO] [stderr]    Compiling futures-core v0.3.21
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[INFO] [stderr]    Compiling ryu v1.0.10
[INFO] [stderr]    Compiling tracing-core v0.1.28
[INFO] [stderr]    Compiling scratch v1.0.1
[INFO] [stderr]    Compiling percent-encoding v2.1.0
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]    Compiling openssl v0.10.41
[INFO] [stderr]    Compiling form_urlencoded v1.0.1
[INFO] [stderr]    Compiling unicode-normalization v0.1.21
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling slab v0.4.6
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[INFO] [stderr]    Compiling serde_json v1.0.82
[INFO] [stderr]    Compiling futures-sink v0.3.21
[INFO] [stderr]    Compiling tracing v0.1.35
[INFO] [stderr]    Compiling httparse v1.7.1
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[INFO] [stderr]    Compiling mio v0.8.4
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[INFO] [stderr]    Compiling os_str_bytes v6.1.0
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[INFO] [stderr]    Compiling path_abs v0.5.1
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[INFO] [stderr]    Compiling tempfile v3.3.0
[INFO] [stderr]    Compiling ansi_colours v1.1.1
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[INFO] [stderr]    Compiling content_inspector v0.2.4
[INFO] [stderr]    Compiling textwrap v0.15.0
[INFO] [stderr]    Compiling ipnet v2.5.0
[INFO] [stderr]    Compiling bytesize v1.1.0
[INFO] [stderr]    Compiling mime v0.3.16
[INFO] [stderr]    Compiling quit_macros v1.1.4
[INFO] [stderr]    Compiling wild v2.0.4
[INFO] [stderr]    Compiling clap v3.2.8
[INFO] [stderr]    Compiling quit v1.1.4
[INFO] [stderr]    Compiling dirs v4.0.0
[INFO] [stderr]    Compiling chrono v0.4.19
[INFO] [stderr]    Compiling edit v0.1.4
[INFO] [stderr]    Compiling exitcode v1.1.2
[INFO] [stderr]    Compiling cxx-build v1.0.71
[INFO] [stderr]    Compiling bat v0.21.0
[INFO] [stderr]    Compiling openssl-macros v0.1.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.31
[INFO] [stderr]    Compiling git-version-macro v0.3.5
[INFO] [stderr]    Compiling cxxbridge-macro v1.0.71
[INFO] [stderr]    Compiling git-version v0.3.5
[INFO] [stderr]    Compiling tokio-util v0.7.3
[INFO] [stderr]    Compiling thiserror v1.0.31
[INFO] [stderr]    Compiling onig v6.3.2
[INFO] [stderr]    Compiling h2 v0.3.13
[INFO] [stderr]    Compiling rust-apt v0.3.0
[INFO] [stderr]    Compiling tokio-native-tls v0.3.0
[INFO] [stderr]    Compiling hyper v0.14.20
[INFO] [stderr]    Compiling git2 v0.14.4
[INFO] [stderr]    Compiling bincode v1.3.3
[INFO] [stderr]    Compiling plist v1.3.1
[INFO] [stderr]    Compiling clircle v0.3.0
[INFO] [stderr]    Compiling serde_yaml v0.8.25
[INFO] [stderr]    Compiling serde_urlencoded v0.7.1
[INFO] [stderr]    Compiling hyper-tls v0.5.0
[INFO] [stderr]    Compiling syntect v5.0.0
[INFO] [stderr]    Compiling reqwest v0.11.11
[INFO] [stderr]    Compiling mpr v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `stdout` and `stderr` are never read
[INFO] [stdout]   --> src/util.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct CommandResult {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 84 |     pub stdout: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 85 |     pub stderr: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1m 50s
[INFO] running `Command { std: "docker" "inspect" "73e3c7f11f73f50c3e520b08814838fa88ae8af452e56aea1a2afbf133eea02f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "73e3c7f11f73f50c3e520b08814838fa88ae8af452e56aea1a2afbf133eea02f", kill_on_drop: false }`
[INFO] [stdout] 73e3c7f11f73f50c3e520b08814838fa88ae8af452e56aea1a2afbf133eea02f
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad6b2ae7c53069c8dfcae4e11a139201403f85ebf8a22404a1bb9b070101c8e5
[INFO] running `Command { std: "docker" "start" "-a" "ad6b2ae7c53069c8dfcae4e11a139201403f85ebf8a22404a1bb9b070101c8e5", kill_on_drop: false }`
[INFO] [stderr]    Compiling mpr v0.4.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: fields `stdout` and `stderr` are never read
[INFO] [stdout]   --> src/util.rs:84:9
[INFO] [stdout]    |
[INFO] [stdout] 83 | pub struct CommandResult {
[INFO] [stdout]    |            ------------- fields in this struct
[INFO] [stdout] 84 |     pub stdout: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout] 85 |     pub stderr: Vec<u8>,
[INFO] [stdout]    |         ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 1.33s
[INFO] running `Command { std: "docker" "inspect" "ad6b2ae7c53069c8dfcae4e11a139201403f85ebf8a22404a1bb9b070101c8e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad6b2ae7c53069c8dfcae4e11a139201403f85ebf8a22404a1bb9b070101c8e5", kill_on_drop: false }`
[INFO] [stdout] ad6b2ae7c53069c8dfcae4e11a139201403f85ebf8a22404a1bb9b070101c8e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7421b72d8afecac401b316dc72bc712a2b113c8a8e5f25c2955002a937578308
[INFO] running `Command { std: "docker" "start" "-a" "7421b72d8afecac401b316dc72bc712a2b113c8a8e5f25c2955002a937578308", kill_on_drop: false }`
[INFO] [stderr] warning: fields `stdout` and `stderr` are never read
[INFO] [stderr]   --> src/util.rs:84:9
[INFO] [stderr]    |
[INFO] [stderr] 83 | pub struct CommandResult {
[INFO] [stderr]    |            ------------- fields in this struct
[INFO] [stderr] 84 |     pub stdout: Vec<u8>,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr] 85 |     pub stderr: Vec<u8>,
[INFO] [stderr]    |         ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `mpr` (bin "mpr" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.26s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/mpr-d64c3550c4ecbe20)
[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" "7421b72d8afecac401b316dc72bc712a2b113c8a8e5f25c2955002a937578308", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7421b72d8afecac401b316dc72bc712a2b113c8a8e5f25c2955002a937578308", kill_on_drop: false }`
[INFO] [stdout] 7421b72d8afecac401b316dc72bc712a2b113c8a8e5f25c2955002a937578308