[INFO] fetching crate intercom 0.3.0... [INFO] checking intercom-0.3.0 against try#b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f for pr-76104 [INFO] extracting crate intercom 0.3.0 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate intercom 0.3.0 on toolchain b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] started tweaking crates.io crate intercom 0.3.0 [INFO] finished tweaking crates.io crate intercom 0.3.0 [INFO] tweaked toml for crates.io crate intercom 0.3.0 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded intercom-attributes v0.3.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "metadata" "--no-deps" "--format-version=1", 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] 1e07c768d148cab95923ebd354ca9283af60c257c92236eabc273fdcd32c2f23 [INFO] running `Command { std: "docker" "start" "-a" "1e07c768d148cab95923ebd354ca9283af60c257c92236eabc273fdcd32c2f23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "1e07c768d148cab95923ebd354ca9283af60c257c92236eabc273fdcd32c2f23", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1e07c768d148cab95923ebd354ca9283af60c257c92236eabc273fdcd32c2f23", kill_on_drop: false }` [INFO] [stdout] 1e07c768d148cab95923ebd354ca9283af60c257c92236eabc273fdcd32c2f23 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+b1cc2963e8346ba1f5afb1edb86dbcf3f9ef0c5f" "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] 516eea591d8ee780516477961ef0f9bfc76c97ac3490005ed8048fadd326cbe3 [INFO] running `Command { std: "docker" "start" "-a" "516eea591d8ee780516477961ef0f9bfc76c97ac3490005ed8048fadd326cbe3", kill_on_drop: false }` [INFO] [stderr] Compiling proc-macro2 v1.0.21 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling syn v1.0.41 [INFO] [stderr] Compiling libc v0.2.77 [INFO] [stderr] Compiling cfg-if v0.1.10 [INFO] [stderr] Compiling serde v1.0.116 [INFO] [stderr] Compiling proc-macro2 v0.4.30 [INFO] [stderr] Compiling failure_derive v0.1.8 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling serde_json v1.0.57 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling syn v0.15.44 [INFO] [stderr] Compiling serde_derive v1.0.116 [INFO] [stderr] Compiling quick-error v1.2.3 [INFO] [stderr] Checking gimli v0.22.0 [INFO] [stderr] Checking adler v0.2.3 [INFO] [stderr] Compiling pest v0.3.3 [INFO] [stderr] Compiling sha1 v0.3.0 [INFO] [stderr] Compiling ordermap v0.3.5 [INFO] [stderr] Checking rustc-demangle v0.1.16 [INFO] [stderr] Checking object v0.20.0 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling memchr v2.3.3 [INFO] [stderr] Compiling log v0.4.11 [INFO] [stderr] Compiling miniz_oxide v0.4.2 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling log v0.3.9 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling quote v0.6.13 [INFO] [stderr] Compiling backtrace v0.3.50 [INFO] [stderr] Checking addr2line v0.13.0 [INFO] [stderr] Compiling synstructure v0.12.4 [INFO] [stderr] Compiling toml v0.4.10 [INFO] [stderr] Compiling failure v0.1.8 [INFO] [stderr] Compiling handlebars v0.29.1 [INFO] [stderr] Compiling intercom-common v0.3.0 [INFO] [stderr] Compiling intercom-attributes v0.3.0 [INFO] [stderr] Checking intercom v0.3.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | #![feature(specialization, non_exhaustive, integer_atomics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/combox.rs:196:9 [INFO] [stdout] | [INFO] [stdout] 196 | ( previous_value + 1 ) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `specialization` is incomplete and may not be safe to use and/or cause compiler crashes [INFO] [stdout] --> src/lib.rs:49:12 [INFO] [stdout] | [INFO] [stdout] 49 | #![feature(specialization, non_exhaustive, integer_atomics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(incomplete_features)]` on by default [INFO] [stdout] = note: see issue #31844 for more information [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary parentheses around block return value [INFO] [stdout] --> src/combox.rs:196:9 [INFO] [stdout] | [INFO] [stdout] 196 | ( previous_value + 1 ) [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_parens)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:111:34 [INFO] [stdout] | [INFO] [stdout] 111 | }.with_message( io_error.description().to_owned() ) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: use of deprecated associated function `std::error::Error::description`: use the Display impl or to_string() [INFO] [stdout] --> src/error.rs:111:34 [INFO] [stdout] | [INFO] [stdout] 111 | }.with_message( io_error.description().to_owned() ) [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(deprecated)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `non_exhaustive` has been stable since 1.40.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:49:28 [INFO] [stdout] | [INFO] [stdout] 49 | #![feature(specialization, non_exhaustive, integer_atomics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the feature `non_exhaustive` has been stable since 1.40.0 and no longer requires an attribute to enable [INFO] [stdout] --> src/lib.rs:49:28 [INFO] [stdout] | [INFO] [stdout] 49 | #![feature(specialization, non_exhaustive, integer_atomics)] [INFO] [stdout] | ^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(stable_features)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 41s [INFO] running `Command { std: "docker" "inspect" "516eea591d8ee780516477961ef0f9bfc76c97ac3490005ed8048fadd326cbe3", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "516eea591d8ee780516477961ef0f9bfc76c97ac3490005ed8048fadd326cbe3", kill_on_drop: false }` [INFO] [stdout] 516eea591d8ee780516477961ef0f9bfc76c97ac3490005ed8048fadd326cbe3