[INFO] fetching crate graphannis 0.31.2...
[INFO] checking graphannis-0.31.2 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate graphannis 0.31.2 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate graphannis 0.31.2 on toolchain 3d9fdbff4f377de96b3a51174e7a64086bee9a5c
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate graphannis 0.31.2
[INFO] finished tweaking crates.io crate graphannis 0.31.2
[INFO] tweaked toml for crates.io crate graphannis 0.31.2 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] e46bf821101d52eb6df1d413d2799220e29d9377f1994f2cce56680194f7fcc6
[INFO] running `Command { std: "docker" "start" "-a" "e46bf821101d52eb6df1d413d2799220e29d9377f1994f2cce56680194f7fcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e46bf821101d52eb6df1d413d2799220e29d9377f1994f2cce56680194f7fcc6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e46bf821101d52eb6df1d413d2799220e29d9377f1994f2cce56680194f7fcc6", kill_on_drop: false }`
[INFO] [stdout] e46bf821101d52eb6df1d413d2799220e29d9377f1994f2cce56680194f7fcc6
[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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 19305c9452e87622616168638c334dc36281bb3f2efdb13ffcd4233a664c6271
[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" "19305c9452e87622616168638c334dc36281bb3f2efdb13ffcd4233a664c6271", kill_on_drop: false }`
[INFO] [stderr]    Compiling log v0.4.14
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling siphasher v0.3.5
[INFO] [stderr]    Compiling pkg-config v0.3.19
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling regex-automata v0.1.10
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling file_diff v1.0.0
[INFO] [stderr]    Compiling indexmap v1.7.0
[INFO] [stderr]    Compiling miniz_oxide v0.4.4
[INFO] [stderr]    Compiling sys-info v0.5.8
[INFO] [stderr]     Checking snap v0.2.5
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/snap-0.2.5/src/frame.rs:275:50
[INFO] [stdout]     |
[INFO] [stdout] 275 |                   return Err(io::Error::from($err));
[INFO] [stdout]     |                                                    ^
[INFO] [stdout] ...
[INFO] [stdout] 328 | /                         fail!(Error::UnsupportedChunkLength {
[INFO] [stdout] 329 | |                             len: len64,
[INFO] [stdout] 330 | |                             header: true,
[INFO] [stdout] 331 | |                         })
[INFO] [stdout]     | |__________________________- in this macro invocation
[INFO] [stdout]     |
[INFO] [stdout]     = note: this error originates in the macro `fail` (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling memchr v2.4.0
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking boolean_expression v0.3.11
[INFO] [stderr]    Compiling itertools v0.10.1
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking fs2 v0.4.3
[INFO] [stderr] error: could not compile `snap`
[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] [stderr] error: build failed
[INFO] running `Command { std: "docker" "inspect" "19305c9452e87622616168638c334dc36281bb3f2efdb13ffcd4233a664c6271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19305c9452e87622616168638c334dc36281bb3f2efdb13ffcd4233a664c6271", kill_on_drop: false }`
[INFO] [stdout] 19305c9452e87622616168638c334dc36281bb3f2efdb13ffcd4233a664c6271