[INFO] fetching crate fast_rsync 0.1.3...
[INFO] checking fast_rsync-0.1.3 against try#b2f80f6008cdafc35b4472bd46afa16cc6b0cd63 for pr-79470
[INFO] extracting crate fast_rsync 0.1.3 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate fast_rsync 0.1.3 on toolchain b2f80f6008cdafc35b4472bd46afa16cc6b0cd63
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fast_rsync 0.1.3
[INFO] finished tweaking crates.io crate fast_rsync 0.1.3
[INFO] tweaked toml for crates.io crate fast_rsync 0.1.3 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d2fe91b23e1c7df603009dedc47b71daadbc8fb2f0ac160181ff6ca20b999fb4
[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" "d2fe91b23e1c7df603009dedc47b71daadbc8fb2f0ac160181ff6ca20b999fb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d2fe91b23e1c7df603009dedc47b71daadbc8fb2f0ac160181ff6ca20b999fb4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d2fe91b23e1c7df603009dedc47b71daadbc8fb2f0ac160181ff6ca20b999fb4", kill_on_drop: false }`
[INFO] [stdout] d2fe91b23e1c7df603009dedc47b71daadbc8fb2f0ac160181ff6ca20b999fb4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+b2f80f6008cdafc35b4472bd46afa16cc6b0cd63" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2f04f3d68adc071bbbad0cb52ad3c060853a77157bbe393a5fc7b80b7fbd2f19
[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" "2f04f3d68adc071bbbad0cb52ad3c060853a77157bbe393a5fc7b80b7fbd2f19", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling serde v1.0.118
[INFO] [stderr]     Checking cfg-if v0.1.10
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]    Compiling semver-parser v0.7.0
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling getrandom v0.1.15
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling libm v0.1.4
[INFO] [stderr]     Checking unicode-width v0.1.8
[INFO] [stderr]    Compiling packed_simd_2 v0.3.4
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking arrayref v0.3.6
[INFO] [stderr]     Checking itertools v0.9.0
[INFO] [stderr]     Checking csv-core v0.1.10
[INFO] [stderr]    Compiling syn v1.0.54
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]    Compiling semver v0.9.0
[INFO] [stderr]    Compiling rustc_version v0.2.3
[INFO] [stderr]    Compiling crossbeam-utils v0.8.1
[INFO] [stderr]    Compiling memoffset v0.6.1
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling rayon v1.5.0
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling cast v0.2.3
[INFO] [stderr]     Checking regex-automata v0.1.9
[INFO] [stderr]     Checking criterion-plot v0.4.3
[INFO] [stderr]     Checking crossbeam-epoch v0.9.1
[INFO] [stderr]     Checking crossbeam-channel v0.5.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking plotters v0.2.15
[INFO] [stderr]     Checking crossbeam-deque v0.8.0
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rayon-core v1.9.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking quickcheck v0.9.2
[INFO] [stderr]     Checking serde_json v1.0.60
[INFO] [stderr]     Checking bstr v0.2.14
[INFO] [stderr]     Checking serde_cbor v0.11.1
[INFO] [stderr]     Checking csv v1.1.5
[INFO] [stderr]    Compiling serde_derive v1.0.118
[INFO] [stderr]    Compiling quickcheck_macros v0.9.1
[INFO] [stderr]     Checking tinytemplate v1.1.0
[INFO] [stderr]     Checking criterion v0.3.3
[INFO] [stderr]     Checking fast_rsync v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `librsync`
[INFO] [stdout]   --> src/tests.rs:95:5
[INFO] [stdout]    |
[INFO] [stdout] 95 |     librsync::whole::delta(
[INFO] [stdout]    |     ^^^^^^^^ use of undeclared crate or module `librsync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `librsync`
[INFO] [stdout]    --> src/tests.rs:107:5
[INFO] [stdout]     |
[INFO] [stdout] 107 |     librsync::whole::patch(&mut Cursor::new(&base[..]), &mut &patch[..], &mut out).unwrap();
[INFO] [stdout]     |     ^^^^^^^^ use of undeclared crate or module `librsync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `librsync`
[INFO] [stdout]    --> src/tests.rs:121:17
[INFO] [stdout]     |
[INFO] [stdout] 121 |                 librsync::whole::signature_with_options(
[INFO] [stdout]     |                 ^^^^^^^^ use of undeclared crate or module `librsync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `librsync`
[INFO] [stdout]    --> src/tests.rs:126:21
[INFO] [stdout]     |
[INFO] [stdout] 126 |                     librsync::SignatureType::MD4,
[INFO] [stdout]     |                     ^^^^^^^^ use of undeclared crate or module `librsync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `librsync`
[INFO] [stdout]   --> benches/rsync_bench.rs:70:17
[INFO] [stdout]    |
[INFO] [stdout] 70 |                 librsync::whole::signature_with_options(
[INFO] [stdout]    |                 ^^^^^^^^ use of undeclared crate or module `librsync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `librsync`
[INFO] [stdout]   --> benches/rsync_bench.rs:75:21
[INFO] [stdout]    |
[INFO] [stdout] 75 |                     librsync::SignatureType::MD4,
[INFO] [stdout]    |                     ^^^^^^^^ use of undeclared crate or module `librsync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `librsync`
[INFO] [stdout]    --> benches/rsync_bench.rs:123:21
[INFO] [stdout]     |
[INFO] [stdout] 123 |                     librsync::whole::delta(
[INFO] [stdout]     |                     ^^^^^^^^ use of undeclared crate or module `librsync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0433]: failed to resolve: use of undeclared crate or module `librsync`
[INFO] [stdout]    --> benches/rsync_bench.rs:196:17
[INFO] [stdout]     |
[INFO] [stdout] 196 |                 librsync::whole::patch(&mut io::Cursor::new(&data[..]), &mut &delta[..], &mut out)
[INFO] [stdout]     |                 ^^^^^^^^ use of undeclared crate or module `librsync`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `fast_rsync`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "2f04f3d68adc071bbbad0cb52ad3c060853a77157bbe393a5fc7b80b7fbd2f19", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2f04f3d68adc071bbbad0cb52ad3c060853a77157bbe393a5fc7b80b7fbd2f19", kill_on_drop: false }`
[INFO] [stdout] 2f04f3d68adc071bbbad0cb52ad3c060853a77157bbe393a5fc7b80b7fbd2f19