[INFO] fetching crate rstats 0.5.9...
[INFO] checking rstats-0.5.9 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate rstats 0.5.9 into /workspace/builds/worker-10/source
[INFO] validating manifest of crates.io crate rstats 0.5.9 on toolchain 36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rstats 0.5.9
[INFO] finished tweaking crates.io crate rstats 0.5.9
[INFO] tweaked toml for crates.io crate rstats 0.5.9 written to /workspace/builds/worker-10/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "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] 0a7179546beb0b4450c593a0b4b81fc8c9b9695be6a66df338007f481944b575
[INFO] running `Command { std: "docker" "start" "-a" "0a7179546beb0b4450c593a0b4b81fc8c9b9695be6a66df338007f481944b575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0a7179546beb0b4450c593a0b4b81fc8c9b9695be6a66df338007f481944b575", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a7179546beb0b4450c593a0b4b81fc8c9b9695be6a66df338007f481944b575", kill_on_drop: false }`
[INFO] [stdout] 0a7179546beb0b4450c593a0b4b81fc8c9b9695be6a66df338007f481944b575
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-10/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@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b47840c91a4ddb843e62b353df5c2806b7a77e56310b88fae2d32dea3a02fcc
[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" "3b47840c91a4ddb843e62b353df5c2806b7a77e56310b88fae2d32dea3a02fcc", kill_on_drop: false }`
[INFO] [stderr]     Checking devtimer v4.0.1
[INFO] [stderr]     Checking rstats v0.5.9 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/functions.rs:19:16
[INFO] [stdout]    |
[INFO] [stdout] 19 |           panic!(emsg(
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 20 | |             file!(),
[INFO] [stdout] 21 | |             line!(),
[INFO] [stdout] 22 | |             "genvec given zero or wrong dimensions"
[INFO] [stdout] 23 | |         ))
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 19 |         panic!("{}", emsg(
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 19 |         std::panic::panic_any(emsg(
[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/functions.rs:19:16
[INFO] [stdout]    |
[INFO] [stdout] 19 |           panic!(emsg(
[INFO] [stdout]    |  ________________^
[INFO] [stdout] 20 | |             file!(),
[INFO] [stdout] 21 | |             line!(),
[INFO] [stdout] 22 | |             "genvec given zero or wrong dimensions"
[INFO] [stdout] 23 | |         ))
[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] help: add a "{}" format string to Display the message
[INFO] [stdout]    |
[INFO] [stdout] 19 |         panic!("{}", emsg(
[INFO] [stdout]    |                ^^^^^
[INFO] [stdout] help: or use std::panic::panic_any instead
[INFO] [stdout]    |
[INFO] [stdout] 19 |         std::panic::panic_any(emsg(
[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 1.54s
[INFO] running `Command { std: "docker" "inspect" "3b47840c91a4ddb843e62b353df5c2806b7a77e56310b88fae2d32dea3a02fcc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b47840c91a4ddb843e62b353df5c2806b7a77e56310b88fae2d32dea3a02fcc", kill_on_drop: false }`
[INFO] [stdout] 3b47840c91a4ddb843e62b353df5c2806b7a77e56310b88fae2d32dea3a02fcc