[INFO] fetching crate cnetworks 0.7.0... [INFO] checking cnetworks-0.7.0 against master#94b72d6bebbddb5d17860914c4544f37365e988c for pr-122789 [INFO] extracting crate cnetworks 0.7.0 into /workspace/builds/worker-0-tc1/source [INFO] validating manifest of crates.io crate cnetworks 0.7.0 on toolchain 94b72d6bebbddb5d17860914c4544f37365e988c [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cnetworks 0.7.0 [INFO] finished tweaking crates.io crate cnetworks 0.7.0 [INFO] tweaked toml for crates.io crate cnetworks 0.7.0 written to /workspace/builds/worker-0-tc1/source/Cargo.toml [INFO] crate crates.io crate cnetworks 0.7.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded rand_seeder v0.2.2 [INFO] [stderr] Downloaded approx v0.5.0 [INFO] [stderr] Downloaded paste v1.0.6 [INFO] [stderr] Downloaded num-complex v0.4.0 [INFO] [stderr] Downloaded js-sys v0.3.55 [INFO] [stderr] Downloaded ryu v1.0.6 [INFO] [stderr] Downloaded matrixmultiply v0.3.2 [INFO] [stderr] Downloaded libc v0.2.109 [INFO] [stderr] Downloaded web-sys v0.3.55 [INFO] [stderr] Downloaded safe_arch v0.6.0 [INFO] [stderr] Downloaded wide v0.7.1 [INFO] [stderr] Downloaded bytemuck v1.7.2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 38f9789dd29c19de72214225124c64ad00645d7e874e5f8130c986a8274de71b [INFO] running `Command { std: "docker" "start" "-a" "38f9789dd29c19de72214225124c64ad00645d7e874e5f8130c986a8274de71b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "38f9789dd29c19de72214225124c64ad00645d7e874e5f8130c986a8274de71b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "38f9789dd29c19de72214225124c64ad00645d7e874e5f8130c986a8274de71b", kill_on_drop: false }` [INFO] [stdout] 38f9789dd29c19de72214225124c64ad00645d7e874e5f8130c986a8274de71b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+94b72d6bebbddb5d17860914c4544f37365e988c" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3005df13f71873970ce134193f60e8a568f55eeb2745155eb1aed91bd6d81bd0 [INFO] running `Command { std: "docker" "start" "-a" "3005df13f71873970ce134193f60e8a568f55eeb2745155eb1aed91bd6d81bd0", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling proc-macro2 v1.0.33 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Checking bytemuck v1.7.2 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Checking safe_arch v0.6.0 [INFO] [stderr] Compiling paste v1.0.6 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking wide v0.7.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking rand_seeder v0.2.2 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking approx v0.5.0 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking simba v0.6.0 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking nalgebra v0.29.0 [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stderr] Checking cnetworks v0.7.0 (/opt/rustwide/workdir) [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.71s [INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: criterion v0.3.5 [INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2` [INFO] running `Command { std: "docker" "inspect" "3005df13f71873970ce134193f60e8a568f55eeb2745155eb1aed91bd6d81bd0", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3005df13f71873970ce134193f60e8a568f55eeb2745155eb1aed91bd6d81bd0", kill_on_drop: false }` [INFO] [stdout] 3005df13f71873970ce134193f60e8a568f55eeb2745155eb1aed91bd6d81bd0 [INFO] checking cnetworks-0.7.0 against try#cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc for pr-122789 [INFO] extracting crate cnetworks 0.7.0 into /workspace/builds/worker-0-tc2/source [INFO] validating manifest of crates.io crate cnetworks 0.7.0 on toolchain cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate cnetworks 0.7.0 [INFO] finished tweaking crates.io crate cnetworks 0.7.0 [INFO] tweaked toml for crates.io crate cnetworks 0.7.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml [INFO] crate crates.io crate cnetworks 0.7.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a06451c5cbff764c0c6cc4c1630fd2ab198f514505d815e14edf68e14ec79f75 [INFO] running `Command { std: "docker" "start" "-a" "a06451c5cbff764c0c6cc4c1630fd2ab198f514505d815e14edf68e14ec79f75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a06451c5cbff764c0c6cc4c1630fd2ab198f514505d815e14edf68e14ec79f75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a06451c5cbff764c0c6cc4c1630fd2ab198f514505d815e14edf68e14ec79f75", kill_on_drop: false }` [INFO] [stdout] a06451c5cbff764c0c6cc4c1630fd2ab198f514505d815e14edf68e14ec79f75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/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" "RUSTDOCFLAGS=--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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+cb4bf0ee9ea9dac86332c9e48c07269c7edc21dc" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c4367a9bf5d9d81d0b8a87ef413d2023ebffb5a167cfba6433ed38d7f37114db [INFO] running `Command { std: "docker" "start" "-a" "c4367a9bf5d9d81d0b8a87ef413d2023ebffb5a167cfba6433ed38d7f37114db", kill_on_drop: false }` [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling libc v0.2.109 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling proc-macro2 v1.0.33 [INFO] [stderr] Compiling serde v1.0.130 [INFO] [stderr] Compiling semver v1.0.4 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling syn v1.0.82 [INFO] [stderr] Compiling ryu v1.0.6 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling memchr v2.4.1 [INFO] [stderr] Checking bytemuck v1.7.2 [INFO] [stderr] Checking either v1.6.1 [INFO] [stderr] Compiling serde_json v1.0.72 [INFO] [stderr] Compiling typenum v1.14.0 [INFO] [stderr] Checking itoa v0.4.8 [INFO] [stderr] Checking ppv-lite86 v0.2.15 [INFO] [stderr] Checking safe_arch v0.6.0 [INFO] [stderr] Checking plotters-backend v0.3.2 [INFO] [stderr] Compiling paste v1.0.6 [INFO] [stderr] Checking matrixmultiply v0.3.2 [INFO] [stderr] Checking plotters-svg v0.3.1 [INFO] [stderr] Checking itertools v0.10.3 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling memoffset v0.6.5 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Checking crossbeam-channel v0.5.1 [INFO] [stderr] Compiling num-rational v0.4.0 [INFO] [stderr] Checking wide v0.7.1 [INFO] [stderr] Compiling rustc_version v0.4.0 [INFO] [stderr] Compiling indexmap v1.7.0 [INFO] [stderr] Checking half v1.8.2 [INFO] [stderr] Checking csv-core v0.1.10 [INFO] [stderr] Compiling quote v1.0.10 [INFO] [stderr] Checking hashbrown v0.11.2 [INFO] [stderr] Checking clap v2.34.0 [INFO] [stderr] Compiling cast v0.2.7 [INFO] [stderr] Checking getrandom v0.2.3 [INFO] [stderr] Checking crossbeam-deque v0.8.1 [INFO] [stderr] Checking num_cpus v1.13.0 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand_xoshiro v0.6.0 [INFO] [stderr] Checking rand_seeder v0.2.2 [INFO] [stderr] Checking rand v0.8.4 [INFO] [stderr] Checking approx v0.5.0 [INFO] [stderr] Checking num-complex v0.4.0 [INFO] [stderr] Checking plotters v0.3.1 [INFO] [stderr] Checking criterion-plot v0.4.4 [INFO] [stderr] Checking simba v0.6.0 [INFO] [stderr] Checking bstr v0.2.17 [INFO] [stderr] Checking serde_cbor v0.11.2 [INFO] [stderr] Checking csv v1.1.6 [INFO] [stderr] Checking tinytemplate v1.2.1 [INFO] [stderr] Compiling nalgebra-macros v0.1.0 [INFO] [stderr] Compiling serde_derive v1.0.130 [INFO] [stderr] Checking nalgebra v0.29.0 [INFO] [stderr] Checking criterion v0.3.5 [INFO] [stderr] Checking cnetworks v0.7.0 (/opt/rustwide/workdir) [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> src/vecmap.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | self.data.get(index).unwrap_or(&None).as_ref() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----^^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | temporary value created here [INFO] [stdout] | returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error[E0515]: cannot return value referencing temporary value [INFO] [stdout] --> src/vecmap.rs:59:9 [INFO] [stdout] | [INFO] [stdout] 59 | self.data.get(index).unwrap_or(&None).as_ref() [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^----^^^^^^^^^^ [INFO] [stdout] | | | [INFO] [stdout] | | temporary value created here [INFO] [stdout] | returns a value referencing data owned by the current function [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0515`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cnetworks` (lib) due to 2 previous errors [INFO] [stderr] warning: build failed, waiting for other jobs to finish... [INFO] [stdout] error: aborting due to 1 previous error [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] For more information about this error, try `rustc --explain E0515`. [INFO] [stdout] [INFO] [stderr] error: could not compile `cnetworks` (lib test) due to 2 previous errors [INFO] running `Command { std: "docker" "inspect" "c4367a9bf5d9d81d0b8a87ef413d2023ebffb5a167cfba6433ed38d7f37114db", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c4367a9bf5d9d81d0b8a87ef413d2023ebffb5a167cfba6433ed38d7f37114db", kill_on_drop: false }` [INFO] [stdout] c4367a9bf5d9d81d0b8a87ef413d2023ebffb5a167cfba6433ed38d7f37114db