[INFO] fetching crate fluxer 1.2.0... [INFO] testing fluxer-1.2.0 against beta-2021-09-08 for beta-1.56-1 [INFO] extracting crate fluxer 1.2.0 into /workspace/builds/worker-12/source [INFO] validating manifest of crates.io crate fluxer 1.2.0 on toolchain beta-2021-09-08 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-09-08" "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-12/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" "+beta-2021-09-08" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded png v0.15.0 [INFO] [stderr] Downloaded num_cpus v1.8.0 [INFO] [stderr] Downloaded either v1.5.0 [INFO] [stderr] Downloaded proc-macro2 v0.4.24 [INFO] [stderr] Downloaded syn v0.15.22 [INFO] [stderr] Downloaded quote v0.6.10 [INFO] [stderr] Downloaded num-derive v0.2.3 [INFO] [stderr] Downloaded libc v0.2.64 [INFO] [stderr] Downloaded jpeg-decoder v0.1.15 [INFO] [stderr] Downloaded gif v0.10.1 [INFO] [stderr] Downloaded arrayvec v0.4.8 [INFO] [stderr] Downloaded deflate v0.7.19 [INFO] [stderr] Downloaded rayon-core v1.4.1 [INFO] [stderr] Downloaded inflate v0.4.3 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 43ffe7ac67cf5e0bfb1f6f1e93c4c25377eb46d2e7bbb420373cf8a6a60891b4 [INFO] running `Command { std: "docker" "start" "-a" "43ffe7ac67cf5e0bfb1f6f1e93c4c25377eb46d2e7bbb420373cf8a6a60891b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "43ffe7ac67cf5e0bfb1f6f1e93c4c25377eb46d2e7bbb420373cf8a6a60891b4", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "43ffe7ac67cf5e0bfb1f6f1e93c4c25377eb46d2e7bbb420373cf8a6a60891b4", kill_on_drop: false }` [INFO] [stdout] 43ffe7ac67cf5e0bfb1f6f1e93c4c25377eb46d2e7bbb420373cf8a6a60891b4 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 91ac881759545f3f8a8e24094cffcf057597de3d6392191b967114e194ccc534 [INFO] running `Command { std: "docker" "start" "-a" "91ac881759545f3f8a8e24094cffcf057597de3d6392191b967114e194ccc534", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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 scopeguard v0.3.3 [INFO] [stderr] Compiling memoffset v0.2.1 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling byteorder v1.2.7 [INFO] [stderr] Compiling getrandom v0.1.12 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling adler32 v1.0.3 [INFO] [stderr] Compiling crc32fast v1.2.0 [INFO] [stderr] Compiling num-derive v0.2.3 [INFO] [stderr] Compiling ppv-lite86 v0.2.5 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling either v1.5.0 [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 arrayvec v0.4.8 [INFO] [stderr] Compiling inflate v0.4.3 [INFO] [stderr] Compiling crossbeam-utils v0.2.2 [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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 18.54s [INFO] running `Command { std: "docker" "inspect" "91ac881759545f3f8a8e24094cffcf057597de3d6392191b967114e194ccc534", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "91ac881759545f3f8a8e24094cffcf057597de3d6392191b967114e194ccc534", kill_on_drop: false }` [INFO] [stdout] 91ac881759545f3f8a8e24094cffcf057597de3d6392191b967114e194ccc534 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 8d58f9c7c58848e6b690dc0d3d005c747f981431d688692b329d2fa2a5d63256 [INFO] running `Command { std: "docker" "start" "-a" "8d58f9c7c58848e6b690dc0d3d005c747f981431d688692b329d2fa2a5d63256", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [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] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.77s [INFO] running `Command { std: "docker" "inspect" "8d58f9c7c58848e6b690dc0d3d005c747f981431d688692b329d2fa2a5d63256", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "8d58f9c7c58848e6b690dc0d3d005c747f981431d688692b329d2fa2a5d63256", kill_on_drop: false }` [INFO] [stdout] 8d58f9c7c58848e6b690dc0d3d005c747f981431d688692b329d2fa2a5d63256 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-09-08" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3c33572128ebe70fa146c2c5b7916c35a1f4120a9c41474115aae3d72be48a6e [INFO] running `Command { std: "docker" "start" "-a" "3c33572128ebe70fa146c2c5b7916c35a1f4120a9c41474115aae3d72be48a6e", 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] [INFO] [stderr] warning: `fluxer` (bin "fluxer" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.19s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fluxer-d0976707cdd39afb) [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/fluxer-b0c3cf6126513df2) [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] [stderr] Doc-tests fluxer [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" "3c33572128ebe70fa146c2c5b7916c35a1f4120a9c41474115aae3d72be48a6e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3c33572128ebe70fa146c2c5b7916c35a1f4120a9c41474115aae3d72be48a6e", kill_on_drop: false }` [INFO] [stdout] 3c33572128ebe70fa146c2c5b7916c35a1f4120a9c41474115aae3d72be48a6e