[INFO] fetching crate ucelofka 0.3.0...
[INFO] checking ucelofka-0.3.0 against master#36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923 for pr-81863
[INFO] extracting crate ucelofka 0.3.0 into /workspace/builds/worker-5/source
[INFO] validating manifest of crates.io crate ucelofka 0.3.0 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 ucelofka 0.3.0
[INFO] finished tweaking crates.io crate ucelofka 0.3.0
[INFO] tweaked toml for crates.io crate ucelofka 0.3.0 written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate crates.io crate ucelofka 0.3.0 already has a lockfile, it will not be regenerated
[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-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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 88aedd10db62aa9667f0cee4ee4fceb3a7f0487449b9a836696cf985438401ae
[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" "88aedd10db62aa9667f0cee4ee4fceb3a7f0487449b9a836696cf985438401ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "88aedd10db62aa9667f0cee4ee4fceb3a7f0487449b9a836696cf985438401ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "88aedd10db62aa9667f0cee4ee4fceb3a7f0487449b9a836696cf985438401ae", kill_on_drop: false }`
[INFO] [stdout] 88aedd10db62aa9667f0cee4ee4fceb3a7f0487449b9a836696cf985438401ae
[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:ce6408862c0f4858e6cd2b85b2cf085ff7d0d6323904d0a94b71664a228554ab" "/opt/rustwide/cargo-home/bin/cargo" "+36ecbc94eb6be90bc38b2d0fdd4bfac3f34d9923" "check" "--frozen" "--all" "--all-targets" "--message-format=json", 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] 7acf24ef562ef68380e1b644e82bcf73b1574968a511b8548e40215fc841fd65
[INFO] running `Command { std: "docker" "start" "-a" "7acf24ef562ef68380e1b644e82bcf73b1574968a511b8548e40215fc841fd65", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling proc-macro2 v1.0.8
[INFO] [stderr]    Compiling syn v1.0.15
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling memchr v2.3.3
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[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling lazy_static v1.4.0
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[INFO] [stderr]    Compiling ryu v1.0.2
[INFO] [stderr]    Compiling regex-syntax v0.6.14
[INFO] [stderr]    Compiling ucd-trie v0.1.2
[INFO] [stderr]    Compiling failure_derive v0.1.6
[INFO] [stderr]     Checking same-file v1.0.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.16
[INFO] [stderr]     Checking itoa v0.4.5
[INFO] [stderr]     Checking fnv v1.0.6
[INFO] [stderr]    Compiling maplit v1.0.2
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[INFO] [stderr]     Checking fluent-syntax v0.9.2
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling escargot v0.5.0
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[INFO] [stderr]     Checking atty v0.2.14
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[INFO] [stderr]     Checking rand_core v0.5.1
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[INFO] [stderr]    Compiling openssl-sys v0.9.54
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[INFO] [stderr]    Compiling libssh2-sys v0.2.14
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[INFO] [stderr]    Compiling pest_generator v2.1.1
[INFO] [stderr]     Checking git2 v0.11.0
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling rental-impl v0.5.5
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]    Compiling failure v0.1.6
[INFO] [stderr]    Compiling unic-langid-macros-impl v0.8.0
[INFO] [stderr]    Compiling include_dir_impl v0.5.0
[INFO] [stderr]     Checking unic-langid-macros v0.8.0
[INFO] [stderr]     Checking unic-langid v0.8.0
[INFO] [stderr]     Checking include_dir v0.5.0
[INFO] [stderr]     Checking fluent-langneg v0.12.1
[INFO] [stderr]     Checking intl-memoizer v0.3.0
[INFO] [stderr]     Checking intl_pluralrules v6.0.0
[INFO] [stderr]     Checking rental v0.5.5
[INFO] [stderr]     Checking serde_json v1.0.48
[INFO] [stderr]     Checking serde_yaml v0.8.11
[INFO] [stderr]     Checking fluent-bundle v0.10.2
[INFO] [stderr]     Checking fluent v0.10.2
[INFO] [stderr]     Checking tera v1.0.2
[INFO] [stderr]     Checking assert_cmd v0.12.0
[INFO] [stderr]     Checking ucelofka v0.3.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: panic message is not a string literal
[INFO] [stdout]   --> src/translations.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |             Err(err) => panic!(format!("failed to load translations: {}", err)),
[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: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[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/translations.rs:95:32
[INFO] [stdout]    |
[INFO] [stdout] 95 |             Err(err) => panic!(format!("failed to load translations: {}", err)),
[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: this warning originates in a macro (in Nightly builds, run with -Z macro-backtrace for more info)
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 04s
[INFO] running `Command { std: "docker" "inspect" "7acf24ef562ef68380e1b644e82bcf73b1574968a511b8548e40215fc841fd65", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7acf24ef562ef68380e1b644e82bcf73b1574968a511b8548e40215fc841fd65", kill_on_drop: false }`
[INFO] [stdout] 7acf24ef562ef68380e1b644e82bcf73b1574968a511b8548e40215fc841fd65