[INFO] cloning repository https://github.com/bytekast/serverless-algo-scheduler [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bytekast/serverless-algo-scheduler" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbytekast%2Fserverless-algo-scheduler", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbytekast%2Fserverless-algo-scheduler'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 35e27364a9380417da6f9050310d4a335bc7add9 [INFO] checking bytekast/serverless-algo-scheduler against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbytekast%2Fserverless-algo-scheduler" "/workspace/builds/worker-11/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/bytekast/serverless-algo-scheduler on toolchain b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/bytekast/serverless-algo-scheduler [INFO] finished tweaking git repo https://github.com/bytekast/serverless-algo-scheduler [INFO] tweaked toml for git repo https://github.com/bytekast/serverless-algo-scheduler written to /workspace/builds/worker-11/source/Cargo.toml [INFO] crate git repo https://github.com/bytekast/serverless-algo-scheduler already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded socket2 v0.3.9 [INFO] [stderr] Downloaded ct-logs v0.5.1 [INFO] [stderr] Downloaded signal-hook v0.1.9 [INFO] [stderr] Downloaded tokio-process v0.2.3 [INFO] [stderr] Downloaded rusoto_credential v0.39.0 [INFO] [stderr] Downloaded rusoto_core v0.39.0 [INFO] [stderr] Downloaded tokio-rustls v0.9.3 [INFO] [stderr] Downloaded hyper-rustls v0.16.1 [INFO] [stderr] Downloaded signal-hook-registry v1.0.1 [INFO] [stderr] Downloaded rusoto_dynamodb v0.39.0 [INFO] [stderr] Downloaded aws_lambda_events v0.2.4 [INFO] [stderr] Downloaded rusoto_sqs v0.39.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 3db1df2f72241dd4612bccfa38b5319fa1ce220990e89df0c722dc268b6c7fd3 [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" "3db1df2f72241dd4612bccfa38b5319fa1ce220990e89df0c722dc268b6c7fd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3db1df2f72241dd4612bccfa38b5319fa1ce220990e89df0c722dc268b6c7fd3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3db1df2f72241dd4612bccfa38b5319fa1ce220990e89df0c722dc268b6c7fd3", kill_on_drop: false }` [INFO] [stdout] 3db1df2f72241dd4612bccfa38b5319fa1ce220990e89df0c722dc268b6c7fd3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 90e3640b42f2b42d13b090d921640e0d0c8ef42e9225c7b8ab2134ab38c1934e [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" "90e3640b42f2b42d13b090d921640e0d0c8ef42e9225c7b8ab2134ab38c1934e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.55 [INFO] [stderr] Checking cfg-if v0.1.9 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking lazy_static v1.3.0 [INFO] [stderr] Compiling serde v1.0.91 [INFO] [stderr] Checking either v1.5.2 [INFO] [stderr] Checking itoa v0.4.4 [INFO] [stderr] Checking nodrop v0.1.13 [INFO] [stderr] Checking indexmap v1.0.2 [INFO] [stderr] Checking string v0.1.3 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking untrusted v0.6.2 [INFO] [stderr] Checking spin v0.5.0 [INFO] [stderr] Checking rustc-demangle v0.1.14 [INFO] [stderr] Checking percent-encoding v1.0.1 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Checking arc-swap v0.3.11 [INFO] [stderr] Checking constant_time_eq v0.1.3 [INFO] [stderr] Checking hex v0.3.2 [INFO] [stderr] Compiling siphasher v0.2.3 [INFO] [stderr] Checking md5 v0.3.8 [INFO] [stderr] Compiling build_const v0.2.1 [INFO] [stderr] Checking dtoa v0.4.4 [INFO] [stderr] Compiling encoding_rs v0.8.17 [INFO] [stderr] Checking rand_core v0.3.1 [INFO] [stderr] Checking rand_jitter v0.1.4 [INFO] [stderr] Compiling ring v0.14.6 [INFO] [stderr] Compiling backtrace v0.3.26 [INFO] [stderr] Checking unicode-normalization v0.1.8 [INFO] [stderr] Compiling miniz_oxide_c_api v0.2.1 [INFO] [stderr] Checking owning_ref v0.4.0 [INFO] [stderr] Checking tokio-sync v0.1.5 [INFO] [stderr] Compiling error-chain v0.12.1 [INFO] [stderr] Compiling unicase v2.4.0 [INFO] [stderr] Checking log v0.4.6 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking regex-syntax v0.6.6 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking xml-rs v0.7.0 [INFO] [stderr] Checking crossbeam-utils v0.6.5 [INFO] [stderr] Checking tokio-trace-core v0.1.0 [INFO] [stderr] Checking thread_local v0.3.6 [INFO] [stderr] Checking miniz_oxide v0.2.1 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking rand_isaac v0.1.1 [INFO] [stdout] error[E0034]: multiple applicable items in scope [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/char.rs:56:28 [INFO] [stdout] | [INFO] [stdout] 56 | match u32::try_from(n)? { [INFO] [stdout] | ^^^^^^^^ multiple `try_from` found [INFO] [stdout] ... [INFO] [stdout] 68 | impl_int_to_char!(i8, i16, i32, i64, isize, u16, u32, u64, usize); [INFO] [stdout] | ------------------------------------------------------------------ in this macro invocation [INFO] [stdout] | [INFO] [stdout] note: candidate #1 is defined in the trait `TryFrom` [INFO] [stdout] --> /opt/rustwide/cargo-home/registry/src/github.com-1ecc6299db9ec823/try_from-0.3.2/src/lib.rs:21:5 [INFO] [stdout] | [INFO] [stdout] 21 | fn try_from(T) -> Result; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] note: candidate #2 is defined in the trait `std::convert::TryFrom` [INFO] [stdout] = note: this error originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info) [INFO] [stdout] help: disambiguate the associated function for candidate #1 [INFO] [stdout] | [INFO] [stdout] 56 | match TryFrom::try_from(n)? { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] help: disambiguate the associated function for candidate #2 [INFO] [stdout] | [INFO] [stdout] 56 | match std::convert::TryFrom::try_from(n)? { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0034`. [INFO] [stdout] [INFO] [stderr] error: could not compile `try_from` [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" "90e3640b42f2b42d13b090d921640e0d0c8ef42e9225c7b8ab2134ab38c1934e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "90e3640b42f2b42d13b090d921640e0d0c8ef42e9225c7b8ab2134ab38c1934e", kill_on_drop: false }` [INFO] [stdout] 90e3640b42f2b42d13b090d921640e0d0c8ef42e9225c7b8ab2134ab38c1934e