[INFO] fetching crate fuse-rust 0.2.0...
[INFO] checking fuse-rust-0.2.0 against try#32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d for pr-83312
[INFO] extracting crate fuse-rust 0.2.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate fuse-rust 0.2.0 on toolchain 32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate fuse-rust 0.2.0
[INFO] finished tweaking crates.io crate fuse-rust 0.2.0
[INFO] tweaked toml for crates.io crate fuse-rust 0.2.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate fuse-rust 0.2.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 027a144e50d372a75d72bb64096e60c96941ebff4b11da854a0defa1a7c4a30c
[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" "027a144e50d372a75d72bb64096e60c96941ebff4b11da854a0defa1a7c4a30c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "027a144e50d372a75d72bb64096e60c96941ebff4b11da854a0defa1a7c4a30c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "027a144e50d372a75d72bb64096e60c96941ebff4b11da854a0defa1a7c4a30c", kill_on_drop: false }`
[INFO] [stdout] 027a144e50d372a75d72bb64096e60c96941ebff4b11da854a0defa1a7c4a30c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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@sha256:4f92631de1aa59f8320307485d3b3c869a5c90ab1d76ce2cffab9807b8c9a1fb" "/opt/rustwide/cargo-home/bin/cargo" "+32cb8dc6fdc8140b91f4d17c4883e528db4e7e6d" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 29b138783c34402115d34723cb48ff59136b4f585f359bcaace22a90010fbb81
[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" "29b138783c34402115d34723cb48ff59136b4f585f359bcaace22a90010fbb81", kill_on_drop: false }`
[INFO] [stderr]     Checking crossbeam-utils v0.8.1
[INFO] [stderr]     Checking fuse-rust v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:628:28
[INFO] [stdout]     |
[INFO] [stdout] 628 |                       panic!(format!(
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 629 | |                         "Lookup Failed: Lookup doesnt contain requested value => {}.",
[INFO] [stdout] 630 | |                         &property.value
[INFO] [stdout] 631 | |                     ));
[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] 628 |                     panic!(
[INFO] [stdout] 629 |                         "Lookup Failed: Lookup doesnt contain requested value => {}.",
[INFO] [stdout] 630 |                         &property.value
[INFO] [stdout] 631 |                     );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:743:40
[INFO] [stdout]     |
[INFO] [stdout] 743 |   ...                   panic!(format!(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 744 | | ...                       "Lookup doesnt contain requested value => {}.",
[INFO] [stdout] 745 | | ...                       &property.value
[INFO] [stdout] 746 | | ...                   ))
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[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] 743 |                                 panic!(
[INFO] [stdout] 744 |                                     "Lookup doesnt contain requested value => {}.",
[INFO] [stdout] 745 |                                     &property.value
[INFO] [stdout] 746 |                                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:628:28
[INFO] [stdout]     |
[INFO] [stdout] 628 |                       panic!(format!(
[INFO] [stdout]     |  ____________________________^
[INFO] [stdout] 629 | |                         "Lookup Failed: Lookup doesnt contain requested value => {}.",
[INFO] [stdout] 630 | |                         &property.value
[INFO] [stdout] 631 | |                     ));
[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] 628 |                     panic!(
[INFO] [stdout] 629 |                         "Lookup Failed: Lookup doesnt contain requested value => {}.",
[INFO] [stdout] 630 |                         &property.value
[INFO] [stdout] 631 |                     );
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]    --> src/lib.rs:743:40
[INFO] [stdout]     |
[INFO] [stdout] 743 |   ...                   panic!(format!(
[INFO] [stdout]     |  ______________________________^
[INFO] [stdout] 744 | | ...                       "Lookup doesnt contain requested value => {}.",
[INFO] [stdout] 745 | | ...                       &property.value
[INFO] [stdout] 746 | | ...                   ))
[INFO] [stdout]     | |_______________________^
[INFO] [stdout]     |
[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] 743 |                                 panic!(
[INFO] [stdout] 744 |                                     "Lookup doesnt contain requested value => {}.",
[INFO] [stdout] 745 |                                     &property.value
[INFO] [stdout] 746 |                                 )
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "29b138783c34402115d34723cb48ff59136b4f585f359bcaace22a90010fbb81", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29b138783c34402115d34723cb48ff59136b4f585f359bcaace22a90010fbb81", kill_on_drop: false }`
[INFO] [stdout] 29b138783c34402115d34723cb48ff59136b4f585f359bcaace22a90010fbb81