[INFO] fetching crate flate2-crc 0.1.2...
[INFO] checking flate2-crc-0.1.2 against master#b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18 for pr-79470
[INFO] extracting crate flate2-crc 0.1.2 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate flate2-crc 0.1.2 on toolchain b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate flate2-crc 0.1.2
[INFO] finished tweaking crates.io crate flate2-crc 0.1.2
[INFO] tweaked toml for crates.io crate flate2-crc 0.1.2 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 61d83489bcc2b469372f75f882e325bf82366a702f192b644d31fe1a6e0ebf6a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "61d83489bcc2b469372f75f882e325bf82366a702f192b644d31fe1a6e0ebf6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "61d83489bcc2b469372f75f882e325bf82366a702f192b644d31fe1a6e0ebf6a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "61d83489bcc2b469372f75f882e325bf82366a702f192b644d31fe1a6e0ebf6a", kill_on_drop: false }`
[INFO] [stdout] 61d83489bcc2b469372f75f882e325bf82366a702f192b644d31fe1a6e0ebf6a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+b7ebc6b0c1ba3c27ebb17c0b496ece778ef11e18" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c20ae8a2717c09871ba7735c6cedaedd44b1c58edb5884b5f18ed24dfc3fcf2a
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c20ae8a2717c09871ba7735c6cedaedd44b1c58edb5884b5f18ed24dfc3fcf2a", kill_on_drop: false }`
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling log v0.4.11
[INFO] [stderr]    Compiling rayon-core v1.9.0
[INFO] [stderr]    Compiling flate2-crc v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking rand_core v0.2.2
[INFO] [stderr]     Checking rand_os v0.1.3
[INFO] [stderr]     Checking rand v0.5.6
[INFO] [stderr]     Checking miniz-sys v0.1.12
[INFO] [stderr]     Checking rand v0.6.5
[INFO] [stderr]     Checking env_logger v0.5.13
[INFO] [stderr]    Compiling libz-sys v1.1.2
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking quickcheck v0.7.2
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stdout] warning: use of deprecated crate `flate2_crc`: use the `crc32fast` crate instead
[INFO] [stdout]  --> benches/run.rs:3:1
[INFO] [stdout]   |
[INFO] [stdout] 3 | extern crate flate2_crc;
[INFO] [stdout]   | ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated struct `flate2_crc::Hardware`: use the `crc32fast` crate instead
[INFO] [stdout]   --> benches/run.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     flate2_crc::Hardware::detect().calculate(0, data, |crc, data| {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `flate2_crc::Hardware::detect`: use the `crc32fast` crate instead
[INFO] [stdout]   --> benches/run.rs:12:5
[INFO] [stdout]    |
[INFO] [stdout] 12 |     flate2_crc::Hardware::detect().calculate(0, data, |crc, data| {
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated associated function `flate2_crc::Hardware::calculate`: use the `crc32fast` crate instead
[INFO] [stdout]   --> benches/run.rs:12:36
[INFO] [stdout]    |
[INFO] [stdout] 12 |     flate2_crc::Hardware::detect().calculate(0, data, |crc, data| {
[INFO] [stdout]    |                                    ^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 4 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 14.70s
[INFO] running `Command { std: "docker" "inspect" "c20ae8a2717c09871ba7735c6cedaedd44b1c58edb5884b5f18ed24dfc3fcf2a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c20ae8a2717c09871ba7735c6cedaedd44b1c58edb5884b5f18ed24dfc3fcf2a", kill_on_drop: false }`
[INFO] [stdout] c20ae8a2717c09871ba7735c6cedaedd44b1c58edb5884b5f18ed24dfc3fcf2a