[INFO] fetching crate lustre_collector 0.2.17...
[INFO] checking lustre_collector-0.2.17 against master#4fa76a4a7742bb9c1febe33019f5a9e7e4839a65 for pr-83744
[INFO] extracting crate lustre_collector 0.2.17 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate lustre_collector 0.2.17 on toolchain 4fa76a4a7742bb9c1febe33019f5a9e7e4839a65
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate lustre_collector 0.2.17
[INFO] finished tweaking crates.io crate lustre_collector 0.2.17
[INFO] tweaked toml for crates.io crate lustre_collector 0.2.17 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate lustre_collector 0.2.17 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0898401c29ee29582dba5e98654a84a4f74b797d27726a77104e8cf8d0bbcf6d
[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" "0898401c29ee29582dba5e98654a84a4f74b797d27726a77104e8cf8d0bbcf6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0898401c29ee29582dba5e98654a84a4f74b797d27726a77104e8cf8d0bbcf6d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0898401c29ee29582dba5e98654a84a4f74b797d27726a77104e8cf8d0bbcf6d", kill_on_drop: false }`
[INFO] [stdout] 0898401c29ee29582dba5e98654a84a4f74b797d27726a77104e8cf8d0bbcf6d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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:c46a2d1a26fb48b37929c74ca49dd9409f2375a0a3bdb8fe07617f3ffccaa889" "/opt/rustwide/cargo-home/bin/cargo" "+4fa76a4a7742bb9c1febe33019f5a9e7e4839a65" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ac28fac6908b9a2cf513e7cc9e86f2d59e7351d30042d5711ed0e8b52fff14a3
[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" "ac28fac6908b9a2cf513e7cc9e86f2d59e7351d30042d5711ed0e8b52fff14a3", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]     Checking dtoa v0.4.7
[INFO] [stderr]     Checking yaml-rust v0.4.5
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking combine v4.1.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking terminal_size v0.1.16
[INFO] [stderr]     Checking termios v0.3.3
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]     Checking console v0.11.3
[INFO] [stderr]    Compiling serde_derive v1.0.123
[INFO] [stderr]     Checking serde v1.0.123
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking serde_yaml v0.8.17
[INFO] [stderr]     Checking lustre_collector v0.2.17 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking insta v0.16.1
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/oss/brw_stats_parser.rs:26:27
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Some(x) => panic!(format!("Conversion to : {} not covered", x)),
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Some(x) => panic!("Conversion to : {} not covered", x),
[INFO] [stdout]    |                          --                                 --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/oss/brw_stats_parser.rs:26:27
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Some(x) => panic!(format!("Conversion to : {} not covered", x)),
[INFO] [stdout]    |                           ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(non_fmt_panic)]` on by default
[INFO] [stdout]    = note: this is no longer accepted in Rust 2021
[INFO] [stdout]    = note: the panic!() macro supports formatting, so there's no need for the format!() macro here
[INFO] [stdout] help: remove the `format!(..)` macro call
[INFO] [stdout]    |
[INFO] [stdout] 26 |         Some(x) => panic!("Conversion to : {} not covered", x),
[INFO] [stdout]    |                          --                                 --
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 42.33s
[INFO] running `Command { std: "docker" "inspect" "ac28fac6908b9a2cf513e7cc9e86f2d59e7351d30042d5711ed0e8b52fff14a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ac28fac6908b9a2cf513e7cc9e86f2d59e7351d30042d5711ed0e8b52fff14a3", kill_on_drop: false }`
[INFO] [stdout] ac28fac6908b9a2cf513e7cc9e86f2d59e7351d30042d5711ed0e8b52fff14a3