[INFO] fetching crate oxidized-json-checker 0.3.2...
[INFO] checking oxidized-json-checker-0.3.2 against try#3d9fdbff4f377de96b3a51174e7a64086bee9a5c for pr-81477
[INFO] extracting crate oxidized-json-checker 0.3.2 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate oxidized-json-checker 0.3.2 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 oxidized-json-checker 0.3.2
[INFO] finished tweaking crates.io crate oxidized-json-checker 0.3.2
[INFO] tweaked toml for crates.io crate oxidized-json-checker 0.3.2 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate oxidized-json-checker 0.3.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3d9fdbff4f377de96b3a51174e7a64086bee9a5c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded snap v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stdout] 2a740a1af5a1620182557c12643797fe621e830fbe24e4189cc3c296eaaaf4fe
[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" "2a740a1af5a1620182557c12643797fe621e830fbe24e4189cc3c296eaaaf4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2a740a1af5a1620182557c12643797fe621e830fbe24e4189cc3c296eaaaf4fe", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2a740a1af5a1620182557c12643797fe621e830fbe24e4189cc3c296eaaaf4fe", kill_on_drop: false }`
[INFO] [stdout] 2a740a1af5a1620182557c12643797fe621e830fbe24e4189cc3c296eaaaf4fe
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 7cf510981b710ab6db3adfa2ebde44c368993905520cc4dc1af06b7994ba55be
[INFO] running `Command { std: "docker" "start" "-a" "7cf510981b710ab6db3adfa2ebde44c368993905520cc4dc1af06b7994ba55be", kill_on_drop: false }`
[INFO] [stderr]    Compiling snap v1.0.0
[INFO] [stderr]     Checking oxidized-json-checker v0.3.2 (/opt/rustwide/workdir)
[INFO] [stdout] error: Trailing semicolon in macro
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/snap-1.0.0/src/read.rs:103:50
[INFO] [stdout]     |
[INFO] [stdout] 103 |                   return Err(io::Error::from($err));
[INFO] [stdout]     |                                                    ^
[INFO] [stdout] ...
[INFO] [stdout] 156 | /                         fail!(Error::UnsupportedChunkLength {
[INFO] [stdout] 157 | |                             len: len64,
[INFO] [stdout] 158 | |                             header: true,
[INFO] [stdout] 159 | |                         })
[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] [stdout] error: aborting due to previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `snap`
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "7cf510981b710ab6db3adfa2ebde44c368993905520cc4dc1af06b7994ba55be", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7cf510981b710ab6db3adfa2ebde44c368993905520cc4dc1af06b7994ba55be", kill_on_drop: false }`
[INFO] [stdout] 7cf510981b710ab6db3adfa2ebde44c368993905520cc4dc1af06b7994ba55be