[INFO] crate racc 0.0.2 is already in cache
[INFO] testing racc-0.0.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate racc 0.0.2 into /workspace/builds/worker-13/source
[INFO] validating manifest of crates.io crate racc 0.0.2 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate racc 0.0.2
[INFO] finished tweaking crates.io crate racc 0.0.2
[INFO] tweaked toml for crates.io crate racc 0.0.2 written to /workspace/builds/worker-13/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 58ffde6c3b94eeaad50c1e84f306fa2b89eefcfde5db8ec1840d13ebb152d2f7
[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" "58ffde6c3b94eeaad50c1e84f306fa2b89eefcfde5db8ec1840d13ebb152d2f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "58ffde6c3b94eeaad50c1e84f306fa2b89eefcfde5db8ec1840d13ebb152d2f7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "58ffde6c3b94eeaad50c1e84f306fa2b89eefcfde5db8ec1840d13ebb152d2f7", kill_on_drop: false }`
[INFO] [stdout] 58ffde6c3b94eeaad50c1e84f306fa2b89eefcfde5db8ec1840d13ebb152d2f7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-13/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a086ef96b5dfbfcdee6bf63a985d0e1f4db9a29c3c2c2d45d92e736c0ab1f36d
[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" "a086ef96b5dfbfcdee6bf63a985d0e1f4db9a29c3c2c2d45d92e736c0ab1f36d", kill_on_drop: false }`
[INFO] [stderr]    Compiling racc v0.0.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0557]: feature has been removed
[INFO] [stdout]    --> src/lib.rs:243:12
[INFO] [stdout]     |
[INFO] [stdout] 243 | #![feature(quote)]
[INFO] [stdout]     |            ^^^^^ feature has been removed
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/reader.rs:44:26
[INFO] [stdout]    |
[INFO] [stdout] 44 | const NO_SYMBOL: uint = !0u;
[INFO] [stdout]    |                          ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: invalid suffix `u` for integer literal
[INFO] [stdout]   --> src/reader.rs:45:24
[INFO] [stdout]    |
[INFO] [stdout] 45 | const NO_ITEM: uint = !0u;
[INFO] [stdout]    |                        ^^ invalid suffix `u`
[INFO] [stdout]    |
[INFO] [stdout]    = help: the suffix must be one of the integral types (`u32`, `isize`, etc)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0463]: can't find crate for `log`
[INFO] [stdout]    --> src/lib.rs:251:1
[INFO] [stdout]     |
[INFO] [stdout] 251 | extern crate log;
[INFO] [stdout]     | ^^^^^^^^^^^^^^^^^ can't find crate
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 4 previous errors
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0463, E0557.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0463`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `racc`.
[INFO] [stderr] 
[INFO] [stderr] To learn more, run the command again with --verbose.
[INFO] running `Command { std: "docker" "inspect" "a086ef96b5dfbfcdee6bf63a985d0e1f4db9a29c3c2c2d45d92e736c0ab1f36d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a086ef96b5dfbfcdee6bf63a985d0e1f4db9a29c3c2c2d45d92e736c0ab1f36d", kill_on_drop: false }`
[INFO] [stdout] a086ef96b5dfbfcdee6bf63a985d0e1f4db9a29c3c2c2d45d92e736c0ab1f36d