[INFO] cloning repository https://github.com/remexre/fall [INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/remexre/fall" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Ffall"` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Ffall'... [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] ea64e8ee80165c2a1e97858d131744762adb3907 [INFO] checking remexre/fall against master#783139bd8fc3b94fac9a1bf81bba2c506e8221b6 for pr-72644 [INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fremexre%2Ffall" "/workspace/builds/worker-5/source"` [INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/remexre/fall on toolchain 783139bd8fc3b94fac9a1bf81bba2c506e8221b6 [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking git repo https://github.com/remexre/fall [INFO] finished tweaking git repo https://github.com/remexre/fall [INFO] tweaked toml for git repo https://github.com/remexre/fall written to /workspace/builds/worker-5/source/Cargo.toml [INFO] crate git repo https://github.com/remexre/fall already has a lockfile, it will not be regenerated [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] [stderr] error: the lock file /workspace/builds/worker-5/source/Cargo.lock needs to be updated but --locked was passed to prevent this [INFO] [stderr] If you want to try to generate the lock file without accessing the network, use the --offline flag. [INFO] the lockfile is outdated, regenerating it [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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=forbid" "-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" "/opt/rustwide/cargo-home/bin/cargo" "+783139bd8fc3b94fac9a1bf81bba2c506e8221b6" "check" "--frozen" "--all" "--all-targets"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] dab8e10c726a3cc664f67ec320f4ea1b18c026c345d0d76a8b570d76f9c26040 [INFO] running `"docker" "start" "-a" "dab8e10c726a3cc664f67ec320f4ea1b18c026c345d0d76a8b570d76f9c26040"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling frunk_core v0.2.4 [INFO] [stderr] Compiling bit-vec v0.6.2 [INFO] [stderr] Compiling lalrpop-util v0.16.3 [INFO] [stderr] Checking regex-syntax v0.6.18 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling byteorder v1.3.4 [INFO] [stderr] Checking backtrace v0.3.48 [INFO] [stderr] Compiling rand_os v0.1.3 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling ena v0.11.0 [INFO] [stderr] Compiling syn v1.0.30 [INFO] [stderr] Compiling rand v0.6.5 [INFO] [stderr] Compiling bit-set v0.5.2 [INFO] [stderr] Checking quote v0.6.13 [INFO] [stderr] Compiling generic-array v0.12.3 [INFO] [stderr] Compiling phf_generator v0.7.24 [INFO] [stderr] Compiling block-buffer v0.7.3 [INFO] [stderr] Compiling digest v0.8.1 [INFO] [stderr] Compiling string_cache_codegen v0.4.4 [INFO] [stderr] Compiling sha2 v0.8.2 [INFO] [stderr] Compiling string_cache v0.7.5 [INFO] [stderr] Checking regex v1.3.9 [INFO] [stderr] Compiling synstructure v0.12.3 [INFO] [stderr] Compiling frunk_proc_macro_helpers v0.0.2 [INFO] [stderr] Compiling serde_derive v1.0.111 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling frunk_proc_macros_impl v0.0.2 [INFO] [stderr] Compiling frunk_derives v0.2.4 [INFO] [stderr] Checking frunk_proc_macros v0.0.2 [INFO] [stderr] Checking failure v0.1.8 [INFO] [stderr] Checking frunk v0.2.4 [INFO] [stderr] Compiling serde v1.0.111 [INFO] [stderr] Compiling docopt v1.1.0 [INFO] [stderr] Compiling lalrpop v0.16.3 [INFO] [stderr] Compiling fall v0.1.3 (/opt/rustwide/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval.rs:69:14 [INFO] [stderr] | [INFO] [stderr] 69 | ) -> Box + Send> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval.rs:90:14 [INFO] [stderr] | [INFO] [stderr] 90 | ) -> Box + Send> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/util.rs:10:46 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn box_stream(stream: S) -> Box + Send> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream + Send` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fall-6693fb1d17dba03b/out/grammar.rs:4966:5 [INFO] [stderr] | [INFO] [stderr] 4966 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fall-6693fb1d17dba03b/out/grammar.rs:4977:5 [INFO] [stderr] | [INFO] [stderr] 4977 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fall-6693fb1d17dba03b/out/grammar.rs:4988:5 [INFO] [stderr] | [INFO] [stderr] 4988 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fall-6693fb1d17dba03b/out/grammar.rs:4999:5 [INFO] [stderr] | [INFO] [stderr] 4999 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval.rs:69:14 [INFO] [stderr] | [INFO] [stderr] 69 | ) -> Box + Send> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream + Send` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/eval.rs:90:14 [INFO] [stderr] | [INFO] [stderr] 90 | ) -> Box + Send> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream + Send` [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/util.rs:10:46 [INFO] [stderr] | [INFO] [stderr] 10 | pub fn box_stream(stream: S) -> Box + Send> [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn Stream + Send` [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fall-6693fb1d17dba03b/out/grammar.rs:4966:5 [INFO] [stderr] | [INFO] [stderr] 4966 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_parens)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fall-6693fb1d17dba03b/out/grammar.rs:4977:5 [INFO] [stderr] | [INFO] [stderr] 4977 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fall-6693fb1d17dba03b/out/grammar.rs:4988:5 [INFO] [stderr] | [INFO] [stderr] 4988 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: unnecessary parentheses around block return value [INFO] [stderr] --> /opt/rustwide/target/debug/build/fall-6693fb1d17dba03b/out/grammar.rs:4999:5 [INFO] [stderr] | [INFO] [stderr] 4999 | (__0) [INFO] [stderr] | ^^^^^ help: remove these parentheses [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: 7 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 58s [INFO] running `"docker" "inspect" "dab8e10c726a3cc664f67ec320f4ea1b18c026c345d0d76a8b570d76f9c26040"` [INFO] running `"docker" "rm" "-f" "dab8e10c726a3cc664f67ec320f4ea1b18c026c345d0d76a8b570d76f9c26040"` [INFO] [stdout] dab8e10c726a3cc664f67ec320f4ea1b18c026c345d0d76a8b570d76f9c26040