[INFO] fetching crate fluxer 1.2.0... [INFO] testing fluxer-1.2.0 against master#432e145bd5a974c5b6f4dd9b352891bd7502b69d for pr-87041 [INFO] extracting crate fluxer 1.2.0 into /workspace/builds/worker-14/source [INFO] validating manifest of crates.io crate fluxer 1.2.0 on toolchain 432e145bd5a974c5b6f4dd9b352891bd7502b69d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate fluxer 1.2.0 [INFO] finished tweaking crates.io crate fluxer 1.2.0 [INFO] tweaked toml for crates.io crate fluxer 1.2.0 written to /workspace/builds/worker-14/source/Cargo.toml [INFO] crate crates.io crate fluxer 1.2.0 already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 2dbbd1459f12e38debbb2fe4ef9db2625efed4606ffa34c7871754d6ac2d5a67 [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" "2dbbd1459f12e38debbb2fe4ef9db2625efed4606ffa34c7871754d6ac2d5a67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "2dbbd1459f12e38debbb2fe4ef9db2625efed4606ffa34c7871754d6ac2d5a67", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "2dbbd1459f12e38debbb2fe4ef9db2625efed4606ffa34c7871754d6ac2d5a67", kill_on_drop: false }` [INFO] [stdout] 2dbbd1459f12e38debbb2fe4ef9db2625efed4606ffa34c7871754d6ac2d5a67 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b36c1f11fc8eaee3c507fb4de4cdc22c76df7fa6b09d93fdeea331e8614d5aa8 [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" "b36c1f11fc8eaee3c507fb4de4cdc22c76df7fa6b09d93fdeea331e8614d5aa8", kill_on_drop: false }` [INFO] [stderr] Compiling cfg-if v0.1.6 [INFO] [stderr] Compiling libc v0.2.64 [INFO] [stderr] Compiling lazy_static v1.2.0 [INFO] [stderr] Compiling num-traits v0.2.6 [INFO] [stderr] Compiling nodrop v0.1.13 [INFO] [stderr] Compiling proc-macro2 v0.4.24 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling scopeguard v0.3.3 [INFO] [stderr] Compiling unicode-xid v0.1.0 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling num-derive v0.2.3 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling either v1.5.0 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling bitflags v1.0.4 [INFO] [stderr] Compiling color_quant v1.0.1 [INFO] [stderr] Compiling unicode-width v0.1.5 [INFO] [stderr] Compiling scoped_threadpool v0.1.9 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [INFO] [stderr] Compiling arrayvec v0.4.8 [INFO] [stderr] Compiling inflate v0.4.3 [INFO] [stderr] Compiling deflate v0.7.19 [INFO] [stderr] Compiling getopts v0.2.21 [INFO] [stderr] Compiling c2-chacha v0.2.2 [INFO] [stderr] Compiling gif v0.10.1 [INFO] [stderr] Compiling crossbeam-epoch v0.3.1 [INFO] [stderr] Compiling png v0.15.0 [INFO] [stderr] Compiling crossbeam-deque v0.2.0 [INFO] [stderr] Compiling quote v0.6.10 [INFO] [stderr] Compiling num_cpus v1.8.0 [INFO] [stderr] Compiling syn v0.15.22 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling rand_chacha v0.2.1 [INFO] [stderr] Compiling rand v0.7.2 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling tiff v0.3.1 [INFO] [stderr] Compiling image v0.22.3 [INFO] [stderr] Compiling fluxer v1.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/bin/fluxer.rs:50:26 [INFO] [stdout] | [INFO] [stdout] 50 | Err(f) => panic!(f.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 50 | Err(f) => panic!("{}", f.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 50 | Err(f) => std::panic::panic_any(f.to_string()), [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 45.79s [INFO] running `Command { std: "docker" "inspect" "b36c1f11fc8eaee3c507fb4de4cdc22c76df7fa6b09d93fdeea331e8614d5aa8", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b36c1f11fc8eaee3c507fb4de4cdc22c76df7fa6b09d93fdeea331e8614d5aa8", kill_on_drop: false }` [INFO] [stdout] b36c1f11fc8eaee3c507fb4de4cdc22c76df7fa6b09d93fdeea331e8614d5aa8 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 51b7a9079ae6a12142c0edc2b75416c26e9503e2db12f33d63cb101e686896c9 [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" "51b7a9079ae6a12142c0edc2b75416c26e9503e2db12f33d63cb101e686896c9", kill_on_drop: false }` [INFO] [stderr] Compiling fluxer v1.2.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: panic message is not a string literal [INFO] [stdout] --> src/bin/fluxer.rs:50:26 [INFO] [stdout] | [INFO] [stdout] 50 | Err(f) => panic!(f.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stdout] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stdout] = note: for more information, see [INFO] [stdout] help: add a "{}" format string to Display the message [INFO] [stdout] | [INFO] [stdout] 50 | Err(f) => panic!("{}", f.to_string()), [INFO] [stdout] | ^^^^^ [INFO] [stdout] help: or use std::panic::panic_any instead [INFO] [stdout] | [INFO] [stdout] 50 | Err(f) => std::panic::panic_any(f.to_string()), [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 1.34s [INFO] running `Command { std: "docker" "inspect" "51b7a9079ae6a12142c0edc2b75416c26e9503e2db12f33d63cb101e686896c9", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "51b7a9079ae6a12142c0edc2b75416c26e9503e2db12f33d63cb101e686896c9", kill_on_drop: false }` [INFO] [stdout] 51b7a9079ae6a12142c0edc2b75416c26e9503e2db12f33d63cb101e686896c9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-14/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+432e145bd5a974c5b6f4dd9b352891bd7502b69d" "test" "--frozen", 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] 4008ab060d35e80fb265296714fbac64a658fc5f82d9f362d33d5252ff10057f [INFO] running `Command { std: "docker" "start" "-a" "4008ab060d35e80fb265296714fbac64a658fc5f82d9f362d33d5252ff10057f", kill_on_drop: false }` [INFO] [stderr] warning: panic message is not a string literal [INFO] [stderr] --> src/bin/fluxer.rs:50:26 [INFO] [stderr] | [INFO] [stderr] 50 | Err(f) => panic!(f.to_string()), [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(non_fmt_panics)]` on by default [INFO] [stderr] = note: this usage of panic!() is deprecated; it will be a hard error in Rust 2021 [INFO] [stderr] = note: for more information, see [INFO] [stderr] help: add a "{}" format string to Display the message [INFO] [stderr] | [INFO] [stderr] 50 | Err(f) => panic!("{}", f.to_string()), [INFO] [stderr] | ^^^^^ [INFO] [stderr] help: or use std::panic::panic_any instead [INFO] [stderr] | [INFO] [stderr] 50 | Err(f) => std::panic::panic_any(f.to_string()), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: 1 warning emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fluxer-9241d2c7d89055f2) [INFO] [stdout] running 0 tests [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fluxer-c8b4eb152df7a243) [INFO] [stdout] [INFO] [stderr] Doc-tests fluxer [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] running 0 tests [INFO] [stdout] [INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "4008ab060d35e80fb265296714fbac64a658fc5f82d9f362d33d5252ff10057f", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "4008ab060d35e80fb265296714fbac64a658fc5f82d9f362d33d5252ff10057f", kill_on_drop: false }` [INFO] [stdout] 4008ab060d35e80fb265296714fbac64a658fc5f82d9f362d33d5252ff10057f