[INFO] fetching crate lz4_flex-util 0.1.0...
[INFO] testing lz4_flex-util-0.1.0 against master#350d0ef0ec0493e6d21cfb265cb8211a0e74d766 for pr-145330-1
[INFO] extracting crate lz4_flex-util 0.1.0 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate lz4_flex-util 0.1.0
[INFO] finished tweaking crates.io crate lz4_flex-util 0.1.0
[INFO] tweaked toml for crates.io crate lz4_flex-util 0.1.0 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate lz4_flex-util 0.1.0 on toolchain 350d0ef0ec0493e6d21cfb265cb8211a0e74d766
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate lz4_flex-util 0.1.0 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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded twox-hash v1.6.1
[INFO] [stderr]   Downloaded lz4_flex v0.8.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 51bec0b1ab339d4e749a1c6a2864b7f7f6be29379f4feba4aed0e02ed3338bd0
[INFO] running `Command { std: "docker" "start" "-a" "51bec0b1ab339d4e749a1c6a2864b7f7f6be29379f4feba4aed0e02ed3338bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "51bec0b1ab339d4e749a1c6a2864b7f7f6be29379f4feba4aed0e02ed3338bd0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "51bec0b1ab339d4e749a1c6a2864b7f7f6be29379f4feba4aed0e02ed3338bd0", kill_on_drop: false }`
[INFO] [stdout] 51bec0b1ab339d4e749a1c6a2864b7f7f6be29379f4feba4aed0e02ed3338bd0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b68e1968e94018092cb7ba1bbf2b11ae6e203e74dead00e652fc7acba70770e3
[INFO] running `Command { std: "docker" "start" "-a" "b68e1968e94018092cb7ba1bbf2b11ae6e203e74dead00e652fc7acba70770e3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.101
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling twox-hash v1.6.1
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling lz4_flex v0.8.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling lz4_flex-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `StdoutLock` that must be used
[INFO] [stdout]    --> src/main.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 m.finish().expect("failed to finish encoding lz4 stream");
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if unused stdout will immediately unlock
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 let _ = m.finish().expect("failed to finish encoding lz4 stream");
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.53s
[INFO] running `Command { std: "docker" "inspect" "b68e1968e94018092cb7ba1bbf2b11ae6e203e74dead00e652fc7acba70770e3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b68e1968e94018092cb7ba1bbf2b11ae6e203e74dead00e652fc7acba70770e3", kill_on_drop: false }`
[INFO] [stdout] b68e1968e94018092cb7ba1bbf2b11ae6e203e74dead00e652fc7acba70770e3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 06f08374b598f59b6cbe407bbb4f5af754dba9633f3e3817a86e0b37a9fd2227
[INFO] running `Command { std: "docker" "start" "-a" "06f08374b598f59b6cbe407bbb4f5af754dba9633f3e3817a86e0b37a9fd2227", kill_on_drop: false }`
[INFO] [stderr]    Compiling lz4_flex-util v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `StdoutLock` that must be used
[INFO] [stdout]    --> src/main.rs:120:5
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 m.finish().expect("failed to finish encoding lz4 stream");
[INFO] [stdout]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: if unused stdout will immediately unlock
[INFO] [stdout]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout] help: use `let _ = ...` to ignore the resulting value
[INFO] [stdout]     |
[INFO] [stdout] 120 |                 let _ = m.finish().expect("failed to finish encoding lz4 stream");
[INFO] [stdout]     |                 +++++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.46s
[INFO] running `Command { std: "docker" "inspect" "06f08374b598f59b6cbe407bbb4f5af754dba9633f3e3817a86e0b37a9fd2227", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "06f08374b598f59b6cbe407bbb4f5af754dba9633f3e3817a86e0b37a9fd2227", kill_on_drop: false }`
[INFO] [stdout] 06f08374b598f59b6cbe407bbb4f5af754dba9633f3e3817a86e0b37a9fd2227
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+350d0ef0ec0493e6d21cfb265cb8211a0e74d766" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 33e07befee228440a7360b0eb1a702fca3ec6400b2c4aca29c29a533cfab713d
[INFO] running `Command { std: "docker" "start" "-a" "33e07befee228440a7360b0eb1a702fca3ec6400b2c4aca29c29a533cfab713d", kill_on_drop: false }`
[INFO] [stderr] warning: unused `StdoutLock` that must be used
[INFO] [stderr]    --> src/main.rs:120:5
[INFO] [stderr]     |
[INFO] [stderr] 120 |                 m.finish().expect("failed to finish encoding lz4 stream");
[INFO] [stderr]     |                 ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: if unused stdout will immediately unlock
[INFO] [stderr]     = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr] help: use `let _ = ...` to ignore the resulting value
[INFO] [stderr]     |
[INFO] [stderr] 120 |                 let _ = m.finish().expect("failed to finish encoding lz4 stream");
[INFO] [stderr]     |                 +++++++
[INFO] [stderr] 
[INFO] [stderr] warning: `lz4_flex-util` (bin "lz4" test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/lz4-89b31eec7b294524)
[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" "33e07befee228440a7360b0eb1a702fca3ec6400b2c4aca29c29a533cfab713d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e07befee228440a7360b0eb1a702fca3ec6400b2c4aca29c29a533cfab713d", kill_on_drop: false }`
[INFO] [stdout] 33e07befee228440a7360b0eb1a702fca3ec6400b2c4aca29c29a533cfab713d