[INFO] cloning repository https://github.com/lovasoa/dezoomify-rs [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lovasoa/dezoomify-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flovasoa%2Fdezoomify-rs", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flovasoa%2Fdezoomify-rs'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] 8863930a8069610e951f9e2478652050be9e587a [INFO] testing lovasoa/dezoomify-rs against master#8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e for pr-74409 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flovasoa%2Fdezoomify-rs" "/workspace/builds/worker-0/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-0/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/lovasoa/dezoomify-rs on toolchain 8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] removed /workspace/builds/worker-0/source/.cargo/config [INFO] started tweaking git repo https://github.com/lovasoa/dezoomify-rs [INFO] finished tweaking git repo https://github.com/lovasoa/dezoomify-rs [INFO] tweaked toml for git repo https://github.com/lovasoa/dezoomify-rs written to /workspace/builds/worker-0/source/Cargo.toml [INFO] crate git repo https://github.com/lovasoa/dezoomify-rs already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "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] 3149e091e6f8f1f8ae3de1ed7526d81a5d4938694d400a2696897c7901fdeaae [INFO] running `Command { std: "docker" "start" "-a" "3149e091e6f8f1f8ae3de1ed7526d81a5d4938694d400a2696897c7901fdeaae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "3149e091e6f8f1f8ae3de1ed7526d81a5d4938694d400a2696897c7901fdeaae", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3149e091e6f8f1f8ae3de1ed7526d81a5d4938694d400a2696897c7901fdeaae", kill_on_drop: false }` [INFO] [stdout] 3149e091e6f8f1f8ae3de1ed7526d81a5d4938694d400a2696897c7901fdeaae [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "build" "--frozen" "--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] 704647f95ed909818f0169c8627f03fd3742b056871b400f40b8557377b89030 [INFO] running `Command { std: "docker" "start" "-a" "704647f95ed909818f0169c8627f03fd3742b056871b400f40b8557377b89030", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.72 [INFO] [stderr] Compiling proc-macro2 v1.0.18 [INFO] [stderr] Compiling unicode-xid v0.2.1 [INFO] [stderr] Compiling syn v1.0.33 [INFO] [stderr] Compiling version_check v0.9.2 [INFO] [stderr] Compiling log v0.4.8 [INFO] [stderr] Compiling typenum v1.12.0 [INFO] [stderr] Compiling futures-core v0.3.5 [INFO] [stderr] Compiling pin-project-internal v0.4.22 [INFO] [stderr] Compiling serde_derive v1.0.114 [INFO] [stderr] Compiling bytes v0.5.5 [INFO] [stderr] Compiling pkg-config v0.3.18 [INFO] [stderr] Compiling cc v1.0.58 [INFO] [stderr] Compiling proc-macro-nested v0.1.6 [INFO] [stderr] Compiling serde v1.0.114 [INFO] [stderr] Compiling fnv v1.0.7 [INFO] [stderr] Compiling futures-sink v0.3.5 [INFO] [stderr] Compiling once_cell v1.4.0 [INFO] [stderr] Compiling pin-project-lite v0.1.7 [INFO] [stderr] Compiling proc-macro-hack v0.5.16 [INFO] [stderr] Compiling itoa v0.4.6 [INFO] [stderr] Compiling pin-utils v0.1.0 [INFO] [stderr] Compiling futures-io v0.3.5 [INFO] [stderr] Compiling adler v0.2.3 [INFO] [stderr] Compiling openssl v0.10.30 [INFO] [stderr] Compiling rayon-core v1.7.1 [INFO] [stderr] Compiling unicode-width v0.1.8 [INFO] [stderr] Compiling adler32 v1.1.0 [INFO] [stderr] Compiling tinyvec v0.3.3 [INFO] [stderr] Compiling native-tls v0.2.4 [INFO] [stderr] Compiling ppv-lite86 v0.2.8 [INFO] [stderr] Compiling smallvec v1.4.1 [INFO] [stderr] Compiling arc-swap v0.4.7 [INFO] [stderr] Compiling try-lock v0.2.3 [INFO] [stderr] Compiling gimli v0.22.0 [INFO] [stderr] Compiling lzw v0.10.0 [INFO] [stderr] Compiling encoding_rs v0.8.23 [INFO] [stderr] Compiling tower-service v0.3.0 [INFO] [stderr] Compiling ryu v1.0.5 [INFO] [stderr] Compiling dtoa v0.4.6 [INFO] [stderr] Compiling serde_json v1.0.56 [INFO] [stderr] Compiling linked-hash-map v0.5.3 [INFO] [stderr] Compiling subtle v2.2.3 [INFO] [stderr] Compiling ansi_term v0.11.0 [INFO] [stderr] Compiling object v0.20.0 [INFO] [stderr] Compiling termcolor v1.1.0 [INFO] [stderr] Compiling vec_map v0.8.2 [INFO] [stderr] Compiling xml-rs v0.8.3 [INFO] [stderr] Compiling cpuid-bool v0.1.0 [INFO] [stderr] Compiling base64 v0.12.3 [INFO] [stderr] Compiling number_prefix v0.3.0 [INFO] [stderr] Compiling opaque-debug v0.3.0 [INFO] [stderr] Compiling custom_error v1.7.1 [INFO] [stderr] Compiling sanitize-filename-reader-friendly v0.9.2 [INFO] [stderr] Compiling evalexpr v5.0.5 [INFO] [stderr] Compiling memoffset v0.5.5 [INFO] [stderr] Compiling num-traits v0.2.12 [INFO] [stderr] Compiling indexmap v1.4.0 [INFO] [stderr] Compiling num-integer v0.1.43 [INFO] [stderr] Compiling rayon v1.3.1 [INFO] [stderr] Compiling num-rational v0.3.0 [INFO] [stderr] Compiling num-iter v0.1.41 [INFO] [stderr] Compiling lock_api v0.3.4 [INFO] [stderr] Compiling futures-channel v0.3.5 [INFO] [stderr] Compiling futures-task v0.3.5 [INFO] [stderr] Compiling miniz_oxide v0.4.0 [INFO] [stderr] Compiling generic-array v0.14.3 [INFO] [stderr] Compiling unicase v2.6.0 [INFO] [stderr] Compiling proc-macro-error-attr v1.0.3 [INFO] [stderr] Compiling proc-macro-error v1.0.3 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling miniz_oxide v0.3.7 [INFO] [stderr] Compiling http v0.2.1 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling unicode-normalization v0.1.13 [INFO] [stderr] Compiling humantime v1.3.0 [INFO] [stderr] Compiling gif v0.10.3 [INFO] [stderr] Compiling yaml-rust v0.4.4 [INFO] [stderr] Compiling deflate v0.8.6 [INFO] [stderr] Compiling openssl-sys v0.9.58 [INFO] [stderr] Compiling tiff v0.5.0 [INFO] [stderr] Compiling want v0.3.0 [INFO] [stderr] Compiling idna v0.2.0 [INFO] [stderr] Compiling crossbeam-queue v0.2.3 [INFO] [stderr] Compiling crossbeam-epoch v0.8.2 [INFO] [stderr] Compiling quote v1.0.7 [INFO] [stderr] Compiling net2 v0.2.34 [INFO] [stderr] Compiling iovec v0.1.4 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling getrandom v0.1.14 [INFO] [stderr] Compiling time v0.1.43 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling socket2 v0.3.12 [INFO] [stderr] Compiling signal-hook-registry v1.2.0 [INFO] [stderr] Compiling parking_lot_core v0.7.2 [INFO] [stderr] Compiling flate2 v1.0.16 [INFO] [stderr] Compiling terminal_size v0.1.13 [INFO] [stderr] Compiling termios v0.3.2 [INFO] [stderr] Compiling png v0.16.6 [INFO] [stderr] Compiling os_type v2.2.0 [INFO] [stderr] Compiling mime_guess v2.0.3 [INFO] [stderr] Compiling addr2line v0.13.0 [INFO] [stderr] Compiling url v2.1.1 [INFO] [stderr] Compiling crossbeam-deque v0.7.3 [INFO] [stderr] Compiling mio v0.6.22 [INFO] [stderr] Compiling rand_core v0.5.1 [INFO] [stderr] Compiling clap v2.33.1 [INFO] [stderr] Compiling env_logger v0.7.1 [INFO] [stderr] Compiling http-body v0.3.1 [INFO] [stderr] Compiling parking_lot v0.10.2 [INFO] [stderr] Compiling console v0.11.3 [INFO] [stderr] Compiling async-compression v0.3.5 [INFO] [stderr] Compiling block-cipher v0.7.1 [INFO] [stderr] Compiling digest v0.9.0 [INFO] [stderr] Compiling crypto-mac v0.8.0 [INFO] [stderr] Compiling block-buffer v0.9.0 [INFO] [stderr] Compiling backtrace v0.3.50 [INFO] [stderr] Compiling rand_chacha v0.2.2 [INFO] [stderr] Compiling aes-soft v0.4.0 [INFO] [stderr] Compiling block-modes v0.5.0 [INFO] [stderr] Compiling indicatif v0.15.0 [INFO] [stderr] Compiling hmac v0.8.1 [INFO] [stderr] Compiling sha-1 v0.9.1 [INFO] [stderr] Compiling signal-hook v0.1.16 [INFO] [stderr] Compiling rand v0.7.3 [INFO] [stderr] Compiling aes v0.4.0 [INFO] [stderr] Compiling crossterm v0.16.0 [INFO] [stderr] Compiling colour v0.5.0 [INFO] [stderr] Compiling uuid v0.8.1 [INFO] [stderr] Compiling syn-mid v0.5.0 [INFO] [stderr] Compiling jpeg-decoder v0.1.20 [INFO] [stderr] Compiling image v0.23.6 [INFO] [stderr] Compiling tokio-macros v0.2.5 [INFO] [stderr] Compiling futures-macro v0.3.5 [INFO] [stderr] Compiling thiserror-impl v1.0.20 [INFO] [stderr] Compiling tokio v0.2.21 [INFO] [stderr] Compiling structopt-derive v0.4.8 [INFO] [stderr] Compiling thiserror v1.0.20 [INFO] [stderr] Compiling pin-project v0.4.22 [INFO] [stderr] Compiling futures-util v0.3.5 [INFO] [stderr] Compiling structopt v0.3.15 [INFO] [stderr] Compiling tokio-util v0.3.1 [INFO] [stderr] Compiling tokio-tls v0.3.1 [INFO] [stderr] Compiling h2 v0.2.5 [INFO] [stderr] Compiling futures-executor v0.3.5 [INFO] [stderr] Compiling futures v0.3.5 [INFO] [stderr] Compiling hyper v0.13.6 [INFO] [stderr] Compiling serde_urlencoded v0.6.1 [INFO] [stderr] Compiling toml v0.5.6 [INFO] [stderr] Compiling serde_yaml v0.8.13 [INFO] [stderr] Compiling serde-xml-rs v0.4.0 [INFO] [stderr] Compiling human-panic v1.0.3 [INFO] [stderr] Compiling hyper-tls v0.4.3 [INFO] [stderr] Compiling reqwest v0.10.6 [INFO] [stderr] Compiling dezoomify-rs v2.3.0-beta2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/encoder/tile_buffer.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | std::mem::replace(self, next_state); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/generic/dichotomy_2d.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | std::mem::replace(self, next); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/pff/mod.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | std::mem::replace(self, PFF::WithHeader(header_info)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 3m 56s [INFO] running `Command { std: "docker" "inspect" "704647f95ed909818f0169c8627f03fd3742b056871b400f40b8557377b89030", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "704647f95ed909818f0169c8627f03fd3742b056871b400f40b8557377b89030", kill_on_drop: false }` [INFO] [stdout] 704647f95ed909818f0169c8627f03fd3742b056871b400f40b8557377b89030 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] e8ac894571682d3013dacb38de50a4ba27f946271c663cfe5b9c27e51e9fe7f5 [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" "e8ac894571682d3013dacb38de50a4ba27f946271c663cfe5b9c27e51e9fe7f5", kill_on_drop: false }` [INFO] [stderr] Compiling strength_reduce v0.2.3 [INFO] [stderr] Compiling transpose v0.1.0 [INFO] [stderr] Compiling half v1.6.0 [INFO] [stderr] Compiling oorandom v11.1.2 [INFO] [stderr] Compiling num-complex v0.2.4 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling plotters v0.2.15 [INFO] [stderr] Compiling bstr v0.2.13 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling tinytemplate v1.1.0 [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/encoder/tile_buffer.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | std::mem::replace(self, next_state); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/generic/dichotomy_2d.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | std::mem::replace(self, next); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/pff/mod.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | std::mem::replace(self, PFF::WithHeader(header_info)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling transpose v0.2.0 [INFO] [stderr] Compiling rustfft v3.0.1 [INFO] [stderr] Compiling csv v1.1.3 [INFO] [stderr] Compiling rustdct v0.4.0 [INFO] [stderr] Compiling criterion v0.3.3 [INFO] [stderr] Compiling img_hash v3.1.0 [INFO] [stderr] Compiling dezoomify-rs v2.3.0-beta2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/encoder/tile_buffer.rs:43:9 [INFO] [stdout] | [INFO] [stdout] 43 | std::mem::replace(self, next_state); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_must_use)]` on by default [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/generic/dichotomy_2d.rs:73:13 [INFO] [stdout] | [INFO] [stdout] 73 | std::mem::replace(self, next); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused return value of `std::mem::replace` that must be used [INFO] [stdout] --> src/pff/mod.rs:59:17 [INFO] [stdout] | [INFO] [stdout] 59 | std::mem::replace(self, PFF::WithHeader(header_info)); [INFO] [stdout] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 3 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 59.53s [INFO] running `Command { std: "docker" "inspect" "e8ac894571682d3013dacb38de50a4ba27f946271c663cfe5b9c27e51e9fe7f5", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "e8ac894571682d3013dacb38de50a4ba27f946271c663cfe5b9c27e51e9fe7f5", kill_on_drop: false }` [INFO] [stdout] e8ac894571682d3013dacb38de50a4ba27f946271c663cfe5b9c27e51e9fe7f5 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:38e1b949b06cde1964af550a6e548bd9b2b2ea170003ae122f8fc0886596cc07" "/opt/rustwide/cargo-home/bin/cargo" "+8534be72fc3b9c5f2f2dc4e4ee7b651a008e9a3e" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 675e45ed128cc81bf4ad3f45db17bccfbb6c0618ffaf510a4d2385ca03f95e56 [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" "675e45ed128cc81bf4ad3f45db17bccfbb6c0618ffaf510a4d2385ca03f95e56", kill_on_drop: false }` [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/encoder/tile_buffer.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | std::mem::replace(self, next_state); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/generic/dichotomy_2d.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | std::mem::replace(self, next); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/pff/mod.rs:59:17 [INFO] [stderr] | [INFO] [stderr] 59 | std::mem::replace(self, PFF::WithHeader(header_info)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/encoder/tile_buffer.rs:43:9 [INFO] [stderr] | [INFO] [stderr] 43 | std::mem::replace(self, next_state); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/generic/dichotomy_2d.rs:73:13 [INFO] [stderr] | [INFO] [stderr] 73 | std::mem::replace(self, next); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: unused return value of `std::mem::replace` that must be used [INFO] [stderr] --> src/pff/mod.rs:59:17 [INFO] [stderr] | [INFO] [stderr] 59 | std::mem::replace(self, PFF::WithHeader(header_info)); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: if you don't need the old value, you can just assign the new value directly [INFO] [stderr] [INFO] [stderr] warning: 3 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.67s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/dezoomify_rs-b9b3be6cad7e8d0e [INFO] [stdout] [INFO] [stdout] running 64 tests [INFO] [stdout] test custom_yaml::test_can_parse_example ... ok [INFO] [stdout] test dzi::test_panorama ... ok [INFO] [stdout] test custom_yaml::variable::tests::variable_iteration ... ok [INFO] [stdout] test dezoomer::tests::assert_tiles ... ok [INFO] [stdout] test encoder::pixel_streamer::tests::all_tiles ... ok [INFO] [stdout] test encoder::pixel_streamer::tests::all_tiles_non_sorted ... ok [INFO] [stdout] test dzi::dzi_file::test_dzi ... ok [INFO] [stdout] test custom_yaml::test_has_default_user_agent ... ok [INFO] [stdout] test encoder::pixel_streamer::tests::all_tiles_overlapping_tiles ... ok [INFO] [stdout] test encoder::pixel_streamer::tests::finalize_empty ... ok [INFO] [stdout] test encoder::pixel_streamer::tests::finalize_only_tile2 ... ok [INFO] [stdout] test dzi::test_dzi_with_bom ... ok [INFO] [stdout] test custom_yaml::tile_set::tests::tileset_from_yaml ... ok [INFO] [stdout] test encoder::pixel_streamer::tests::tile1 ... ok [INFO] [stdout] test encoder::pixel_streamer::tests::tiles_0_and_1 ... ok [INFO] [stdout] test encoder::pixel_streamer::tests::tile0 ... ok [INFO] [stdout] test encoder::pixel_streamer::tests::tile_too_large ... ok [INFO] [stdout] test generic::dichotomy_2d::test_dichotomy2d ... ok [INFO] [stdout] test generic::test_generic_dezoomer ... ok [INFO] [stdout] test generic::test_url_templating ... ok [INFO] [stdout] test generic::dichotomy_2d::test_dichotomy1d ... ok [INFO] [stdout] test google_arts_and_culture::decryption::test_decrypt_dummy ... ok [INFO] [stdout] test arguments::test_headers_and_input ... ok [INFO] [stdout] test google_arts_and_culture::tile_info::tests::test_parse_html_newformat ... ok [INFO] [stdout] test encoder::png_encoder::tests::test_png_create ... ok [INFO] [stdout] test custom_yaml::tile_set::tests::url_template_evaluation ... ok [INFO] [stdout] test google_arts_and_culture::url::test_compute_url_flowers ... ok [INFO] [stdout] test google_arts_and_culture::url::test_compute_url ... ok [INFO] [stdout] test iiif::test_missing_id ... ok [INFO] [stdout] test iiif::test_qualities ... ok [INFO] [stdout] test google_arts_and_culture::tile_info::tests::test_xml_parse ... ok [INFO] [stdout] test custom_yaml::variable::tests::iter_contexts ... ok [INFO] [stdout] test custom_yaml::tile_set::tests::tile_iteration ... ok [INFO] [stdout] test google_arts_and_culture::tile_info::tests::test_parse_html_null ... ok [INFO] [stdout] test google_arts_and_culture::decryption::test_decrypt_sample_tile ... ok [INFO] [stdout] test custom_yaml::variable::tests::variable_validity_check_name ... ok [INFO] [stdout] test google_arts_and_culture::tile_info::tests::test_parse_html ... ok [INFO] [stdout] test iiif::test_tiles ... ok [INFO] [stdout] test arguments::test_parse_duration ... ok [INFO] [stdout] test krpano::krpano_metadata::test::test_templatestring ... ok [INFO] [stdout] test krpano::test_cube ... ok [INFO] [stdout] test krpano::krpano_metadata::test::parse_xml_old_cube ... ok [INFO] [stdout] test iiif::tile_info::test_deserialisation ... ok [INFO] [stdout] test output_file::tests::test_existing_file ... ok [INFO] [stdout] test krpano::krpano_metadata::test::parse_xml_cylinder ... ok [INFO] [stdout] test output_file::tests::test_special_chars ... ok [INFO] [stdout] test pff::image_properties::test::test_deserialize_indices_reply ... ok [INFO] [stdout] test zoomify::image_properties::test_deserialize ... ok [INFO] [stdout] test google_arts_and_culture::tile_info::tests::test_parse_html_wildflower ... ok [INFO] [stdout] test zoomify::test_panorama ... ok [INFO] [stdout] test pff::image_properties::test::test_deserialize_pff_header ... ok [INFO] [stdout] test iiif::tile_info::test_profile_info ... ok [INFO] [stdout] test krpano::test_flat_multires ... ok [INFO] [stdout] test iipimage::tests::test_zoom_levels ... ok [INFO] [stdout] test pff::image_properties::test::test_parse_tile_indices ... ok [INFO] [stdout] test pff::image_properties::test::test_deserialize_pff_header_reply ... ok [INFO] [stdout] test zoomify::test_tilegroups ... ok [INFO] [stdout] test zoomify::image_properties::test_levels_recount ... ok [INFO] [stdout] test zoomify::image_properties::test_real_num_tiles ... ok [INFO] [stdout] test output_file::tests::switch_to_png_for_large_files ... ok [INFO] [stdout] test iipimage::tests::test_parse_metadata ... ok [INFO] [stdout] test krpano::krpano_metadata::test::parse_xml_multires ... ok [INFO] [stdout] test krpano::krpano_metadata::test::multires_parse ... ok [INFO] [stdout] test krpano::krpano_metadata::test::parse_xml_mobile ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 64 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/dezoomify_rs-35efcbdda1939926 [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 [INFO] [stdout] [INFO] [stderr] Running /opt/rustwide/target/debug/deps/local_dezoomifying-a2d9629f739ed961 [INFO] [stdout] [INFO] [stdout] running 2 tests [INFO] [stdout] test custom_size_local_zoomify_tiles ... ignored [INFO] [stdout] test local_generic_tiles ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests dezoomify-rs [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 [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "675e45ed128cc81bf4ad3f45db17bccfbb6c0618ffaf510a4d2385ca03f95e56", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "675e45ed128cc81bf4ad3f45db17bccfbb6c0618ffaf510a4d2385ca03f95e56", kill_on_drop: false }` [INFO] [stdout] 675e45ed128cc81bf4ad3f45db17bccfbb6c0618ffaf510a4d2385ca03f95e56