[INFO] fetching crate olaf2 0.0.3... [INFO] checking olaf2-0.0.3 against try#b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b for pr-82781 [INFO] extracting crate olaf2 0.0.3 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate olaf2 0.0.3 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 crates.io crate olaf2 0.0.3 [INFO] finished tweaking crates.io crate olaf2 0.0.3 [INFO] tweaked toml for crates.io crate olaf2 0.0.3 written to /workspace/builds/worker-12/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b09a3e9a7a0ff7efb269ec0c13dcc0fd3cedcf6b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded isatty v0.1.9 [INFO] [stderr] Downloaded simplelog v0.5.3 [INFO] [stderr] Downloaded oauth2 v2.0.0 [INFO] [stderr] Downloaded serde_qs v0.4.6 [INFO] [stderr] Downloaded canonical-path v0.1.1 [INFO] [stderr] Downloaded abscissa_derive v0.0.2 [INFO] [stderr] Downloaded abscissa v0.0.4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] db4f78a45ab4b0dd29b26d1dc0c13ee5001b0cac843c155c94beb1f3f772ea9d [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" "db4f78a45ab4b0dd29b26d1dc0c13ee5001b0cac843c155c94beb1f3f772ea9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "db4f78a45ab4b0dd29b26d1dc0c13ee5001b0cac843c155c94beb1f3f772ea9d", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "db4f78a45ab4b0dd29b26d1dc0c13ee5001b0cac843c155c94beb1f3f772ea9d", kill_on_drop: false }` [INFO] [stdout] db4f78a45ab4b0dd29b26d1dc0c13ee5001b0cac843c155c94beb1f3f772ea9d [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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] 1a75e5245ca62a113838348e54e703a34867c41c4c537259dc8aa9528586e36b [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" "1a75e5245ca62a113838348e54e703a34867c41c4c537259dc8aa9528586e36b", kill_on_drop: false }` [INFO] [stderr] warning: the cargo feature `edition` has been stabilized in the 1.31 release and is no longer necessary to be listed in the manifest [INFO] [stderr] See https://doc.rust-lang.org/nightly/cargo/reference/manifest.html#the-edition-field for more information about using this feature. [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling libc v0.2.89 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Checking cfg-if v1.0.0 [INFO] [stderr] Checking cfg-if v0.1.10 [INFO] [stderr] Compiling proc-macro2 v1.0.24 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling version_check v0.9.3 [INFO] [stderr] Compiling cc v1.0.67 [INFO] [stderr] Compiling syn v1.0.64 [INFO] [stderr] Checking lazy_static v1.4.0 [INFO] [stderr] Compiling typenum v1.13.0 [INFO] [stderr] Checking slab v0.4.2 [INFO] [stderr] Checking matches v0.1.8 [INFO] [stderr] Checking tinyvec_macros v0.1.0 [INFO] [stderr] Checking fnv v1.0.7 [INFO] [stderr] Checking adler v1.0.2 [INFO] [stderr] Checking gimli v0.23.0 [INFO] [stderr] Compiling serde_derive v1.0.124 [INFO] [stderr] Checking object v0.23.0 [INFO] [stderr] Compiling serde v1.0.124 [INFO] [stderr] Checking rustc-demangle v0.1.18 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Checking opaque-debug v0.3.0 [INFO] [stderr] Compiling getrandom v0.2.2 [INFO] [stderr] Checking percent-encoding v2.1.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling httparse v1.3.5 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Checking hashbrown v0.9.1 [INFO] [stderr] Checking openssl-probe v0.1.2 [INFO] [stderr] Checking ppv-lite86 v0.2.10 [INFO] [stderr] Checking try-lock v0.2.3 [INFO] [stderr] Checking cpuid-bool v0.1.2 [INFO] [stderr] Checking mime v0.3.16 [INFO] [stderr] Checking arrayref v0.3.6 [INFO] [stderr] Compiling encoding_rs v0.8.28 [INFO] [stderr] Compiling curl v0.4.35 [INFO] [stderr] Checking base64 v0.13.0 [INFO] [stderr] Checking canonical-path v0.1.1 [INFO] [stderr] Checking data-encoding v2.3.2 [INFO] [stderr] Checking try_from v0.3.2 [INFO] [stderr] Checking unicode-bidi v0.3.4 [INFO] [stderr] Checking tinyvec v1.1.1 [INFO] [stderr] Checking crossbeam-utils v0.6.6 [INFO] [stderr] Checking tokio-sync v0.1.8 [INFO] [stderr] Checking form_urlencoded v1.0.1 [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] Compiling generic-array v0.14.4 [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" "1a75e5245ca62a113838348e54e703a34867c41c4c537259dc8aa9528586e36b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1a75e5245ca62a113838348e54e703a34867c41c4c537259dc8aa9528586e36b", kill_on_drop: false }` [INFO] [stdout] 1a75e5245ca62a113838348e54e703a34867c41c4c537259dc8aa9528586e36b