[INFO] fetching crate prometheus_smartctl_temperature_exporter 1.1.0... [INFO] checking prometheus_smartctl_temperature_exporter-1.1.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for absurd-question-mark-desugar [INFO] extracting crate prometheus_smartctl_temperature_exporter 1.1.0 into /workspace/builds/worker-7-tc1/source [INFO] validating manifest of crates.io crate prometheus_smartctl_temperature_exporter 1.1.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-7-tc1/source/.cargo/config.toml [INFO] started tweaking crates.io crate prometheus_smartctl_temperature_exporter 1.1.0 [INFO] finished tweaking crates.io crate prometheus_smartctl_temperature_exporter 1.1.0 [INFO] tweaked toml for crates.io crate prometheus_smartctl_temperature_exporter 1.1.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml [INFO] crate crates.io crate prometheus_smartctl_temperature_exporter 1.1.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded prometheus_exporter_base v1.3.0 [INFO] [stderr] Downloaded tokio v1.9.0 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] e7d354ef57376061f1a1a0938adbd35c92f4668cd025e04142b58078337bdf87 [INFO] running `Command { std: "docker" "start" "-a" "e7d354ef57376061f1a1a0938adbd35c92f4668cd025e04142b58078337bdf87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "e7d354ef57376061f1a1a0938adbd35c92f4668cd025e04142b58078337bdf87", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e7d354ef57376061f1a1a0938adbd35c92f4668cd025e04142b58078337bdf87", kill_on_drop: false }` [INFO] [stdout] e7d354ef57376061f1a1a0938adbd35c92f4668cd025e04142b58078337bdf87 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 5f6484fb5a9a75e976c70ee72671f64955b0c2bab6f5a9ba4ab24ada437a97ea [INFO] running `Command { std: "docker" "start" "-a" "5f6484fb5a9a75e976c70ee72671f64955b0c2bab6f5a9ba4ab24ada437a97ea", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling futures-core v0.3.16 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Compiling futures-task v0.3.16 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Compiling futures-channel v0.3.16 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking socket2 v0.4.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking http-body v0.4.3 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking ct-logs v0.8.0 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Checking thiserror v1.0.26 [INFO] [stderr] Checking rustls-native-certs v0.5.0 [INFO] [stderr] Checking tokio-rustls v0.22.0 [INFO] [stderr] Checking hyper v0.14.11 [INFO] [stderr] Checking hyper-rustls v0.22.1 [INFO] [stderr] Checking prometheus_exporter_base v1.3.0 [INFO] [stderr] Checking prometheus_smartctl_temperature_exporter v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Value` is imported redundantly [INFO] [stdout] --> src/rule_engine/test_engine.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Value` is already imported here [INFO] [stdout] 2 | use serde_json::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lsblk.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | for mut block_device in lsblk.blockdevices.iter_mut() { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lsblk.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | for mut block_device in lsblk.blockdevices.iter_mut() { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.97s [INFO] running `Command { std: "docker" "inspect" "5f6484fb5a9a75e976c70ee72671f64955b0c2bab6f5a9ba4ab24ada437a97ea", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5f6484fb5a9a75e976c70ee72671f64955b0c2bab6f5a9ba4ab24ada437a97ea", kill_on_drop: false }` [INFO] [stdout] 5f6484fb5a9a75e976c70ee72671f64955b0c2bab6f5a9ba4ab24ada437a97ea [INFO] checking prometheus_smartctl_temperature_exporter-1.1.0 against try#645bb72776a6a56a1a8f52631a44bd082b2ba509 for absurd-question-mark-desugar [INFO] extracting crate prometheus_smartctl_temperature_exporter 1.1.0 into /workspace/builds/worker-7-tc2/source [INFO] validating manifest of crates.io crate prometheus_smartctl_temperature_exporter 1.1.0 on toolchain 645bb72776a6a56a1a8f52631a44bd082b2ba509 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-7-tc2/source/.cargo/config.toml [INFO] started tweaking crates.io crate prometheus_smartctl_temperature_exporter 1.1.0 [INFO] finished tweaking crates.io crate prometheus_smartctl_temperature_exporter 1.1.0 [INFO] tweaked toml for crates.io crate prometheus_smartctl_temperature_exporter 1.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml [INFO] crate crates.io crate prometheus_smartctl_temperature_exporter 1.1.0 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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 5bd266d187afa146793e4bb7fd7deac4b05dcb023551e9aef03a4c612e85d8ff [INFO] running `Command { std: "docker" "start" "-a" "5bd266d187afa146793e4bb7fd7deac4b05dcb023551e9aef03a4c612e85d8ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "5bd266d187afa146793e4bb7fd7deac4b05dcb023551e9aef03a4c612e85d8ff", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5bd266d187afa146793e4bb7fd7deac4b05dcb023551e9aef03a4c612e85d8ff", kill_on_drop: false }` [INFO] [stdout] 5bd266d187afa146793e4bb7fd7deac4b05dcb023551e9aef03a4c612e85d8ff [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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" "+645bb72776a6a56a1a8f52631a44bd082b2ba509" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] c6a0d1a9ad76a7474ce51ef05aef7845abb03c046b6b9f3dc3a2218e462d8609 [INFO] running `Command { std: "docker" "start" "-a" "c6a0d1a9ad76a7474ce51ef05aef7845abb03c046b6b9f3dc3a2218e462d8609", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.99 [INFO] [stderr] Compiling proc-macro2 v1.0.28 [INFO] [stderr] Compiling syn v1.0.74 [INFO] [stderr] Compiling cc v1.0.69 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Checking once_cell v1.8.0 [INFO] [stderr] Compiling num-integer v0.1.44 [INFO] [stderr] Compiling futures-core v0.3.16 [INFO] [stderr] Compiling memchr v2.4.0 [INFO] [stderr] Compiling tokio v1.9.0 [INFO] [stderr] Compiling futures-macro v0.3.16 [INFO] [stderr] Compiling proc-macro-nested v0.1.7 [INFO] [stderr] Checking itoa v0.4.7 [INFO] [stderr] Compiling futures-task v0.3.16 [INFO] [stderr] Checking log v0.4.14 [INFO] [stderr] Compiling num-bigint v0.2.6 [INFO] [stderr] Compiling futures-util v0.3.16 [INFO] [stderr] Compiling futures-channel v0.3.16 [INFO] [stderr] Compiling serde_derive v1.0.127 [INFO] [stderr] Checking bytes v1.0.1 [INFO] [stderr] Compiling httparse v1.4.1 [INFO] [stderr] Checking tracing-core v0.1.18 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.4 [INFO] [stderr] Compiling num-iter v0.1.42 [INFO] [stderr] Compiling bitflags v1.2.1 [INFO] [stderr] Checking regex-syntax v0.6.25 [INFO] [stderr] Compiling serde v1.0.127 [INFO] [stderr] Checking want v0.3.0 [INFO] [stderr] Compiling serde_json v1.0.66 [INFO] [stderr] Checking http v0.2.4 [INFO] [stderr] Checking termcolor v1.1.2 [INFO] [stderr] Checking textwrap v0.11.0 [INFO] [stderr] Checking tracing v0.1.26 [INFO] [stderr] Checking ansi_term v0.11.0 [INFO] [stderr] Checking aho-corasick v0.7.18 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling ring v0.16.20 [INFO] [stderr] Checking mio v0.7.13 [INFO] [stderr] Checking atty v0.2.14 [INFO] [stderr] Checking socket2 v0.4.1 [INFO] [stderr] Checking clap v2.33.3 [INFO] [stderr] Checking regex v1.5.4 [INFO] [stderr] Checking num v0.2.1 [INFO] [stderr] Checking http-body v0.4.3 [INFO] [stderr] Checking env_logger v0.7.1 [INFO] [stderr] Checking env_logger v0.8.4 [INFO] [stderr] Checking sct v0.6.1 [INFO] [stderr] Checking webpki v0.21.4 [INFO] [stderr] Checking ct-logs v0.8.0 [INFO] [stderr] Checking rustls v0.19.1 [INFO] [stderr] Compiling tokio-macros v1.3.0 [INFO] [stderr] Compiling thiserror-impl v1.0.26 [INFO] [stderr] Checking rustls-native-certs v0.5.0 [INFO] [stderr] Checking thiserror v1.0.26 [INFO] [stderr] Checking tokio-rustls v0.22.0 [INFO] [stderr] Checking hyper v0.14.11 [INFO] [stderr] Checking hyper-rustls v0.22.1 [INFO] [stderr] Checking prometheus_exporter_base v1.3.0 [INFO] [stderr] Checking prometheus_smartctl_temperature_exporter v1.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Value` is imported redundantly [INFO] [stdout] --> src/rule_engine/test_engine.rs:2:5 [INFO] [stdout] | [INFO] [stdout] 1 | use super::*; [INFO] [stdout] | -------- the item `Value` is already imported here [INFO] [stdout] 2 | use serde_json::Value; [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lsblk.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | for mut block_device in lsblk.blockdevices.iter_mut() { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/lsblk.rs:50:9 [INFO] [stdout] | [INFO] [stdout] 50 | for mut block_device in lsblk.blockdevices.iter_mut() { [INFO] [stdout] | ----^^^^^^^^^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 2 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.04s [INFO] running `Command { std: "docker" "inspect" "c6a0d1a9ad76a7474ce51ef05aef7845abb03c046b6b9f3dc3a2218e462d8609", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c6a0d1a9ad76a7474ce51ef05aef7845abb03c046b6b9f3dc3a2218e462d8609", kill_on_drop: false }` [INFO] [stdout] c6a0d1a9ad76a7474ce51ef05aef7845abb03c046b6b9f3dc3a2218e462d8609