[INFO] cloning repository https://github.com/julioolvr/rust-mandelbrot [INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/julioolvr/rust-mandelbrot" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulioolvr%2Frust-mandelbrot", kill_on_drop: false }` [INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulioolvr%2Frust-mandelbrot'... [INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }` [INFO] [stdout] d47d7a4d57e174e72e05adb695753338889c4ffc [INFO] testing julioolvr/rust-mandelbrot against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031 [INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjulioolvr%2Frust-mandelbrot" "/workspace/builds/worker-12/source", kill_on_drop: false }` [INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'... [INFO] [stderr] done. [INFO] validating manifest of git repo https://github.com/julioolvr/rust-mandelbrot on toolchain 722e1797249a965b6335aebd65d777f917e498f1 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking git repo https://github.com/julioolvr/rust-mandelbrot [INFO] finished tweaking git repo https://github.com/julioolvr/rust-mandelbrot [INFO] tweaked toml for git repo https://github.com/julioolvr/rust-mandelbrot written to /workspace/builds/worker-12/source/Cargo.toml [INFO] crate git repo https://github.com/julioolvr/rust-mandelbrot already has a lockfile, it will not be regenerated [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Downloading crates ... [INFO] [stderr] Downloaded scoped_threadpool v0.1.9 [INFO] [stderr] Downloaded scopeguard v0.3.3 [INFO] [stderr] Downloaded tiff v0.2.2 [INFO] [stderr] Downloaded adler32 v1.0.3 [INFO] [stderr] Downloaded lazy_static v1.3.0 [INFO] [stderr] Downloaded nodrop v0.1.13 [INFO] [stderr] Downloaded crossbeam-queue v0.1.2 [INFO] [stderr] Downloaded crossbeam-epoch v0.3.1 [INFO] [stderr] Downloaded jpeg-decoder v0.1.15 [INFO] [stderr] Downloaded rayon v1.0.3 [INFO] [stderr] Downloaded crossbeam-utils v0.6.5 [INFO] [stderr] Downloaded color_quant v1.0.1 [INFO] [stderr] Downloaded gif v0.10.1 [INFO] [stderr] Downloaded arrayvec v0.4.10 [INFO] [stderr] Downloaded crossbeam-deque v0.7.1 [INFO] [stderr] Downloaded crossbeam-epoch v0.7.1 [INFO] [stderr] Downloaded smallvec v0.6.9 [INFO] [stderr] Downloaded crossbeam-channel v0.3.8 [INFO] [stderr] Downloaded num-complex v0.2.1 [INFO] [stderr] Downloaded num-rational v0.2.1 [INFO] [stderr] Downloaded num-iter v0.1.37 [INFO] [stderr] Downloaded crossbeam v0.7.1 [INFO] [stderr] Downloaded crossbeam-deque v0.2.0 [INFO] [stderr] Downloaded num-derive v0.2.4 [INFO] [stderr] Downloaded libc v0.2.50 [INFO] [stderr] Downloaded num-traits v0.2.6 [INFO] [stderr] Downloaded either v1.5.1 [INFO] [stderr] Downloaded num-integer v0.1.39 [INFO] [stderr] Downloaded num v0.2.0 [INFO] [stderr] Downloaded memoffset v0.2.1 [INFO] [stderr] Downloaded cfg-if v0.1.7 [INFO] [stderr] Downloaded crossbeam-utils v0.2.2 [INFO] [stderr] Downloaded png v0.14.0 [INFO] [stderr] Downloaded deflate v0.7.19 [INFO] [stderr] Downloaded safe-transmute v0.10.1 [INFO] [stderr] Downloaded unicode-xid v0.1.0 [INFO] [stderr] Downloaded rayon-core v1.4.1 [INFO] [stderr] Downloaded image v0.21.0 [INFO] [stderr] Downloaded num_cpus v1.10.0 [INFO] [stderr] Downloaded bitflags v1.0.4 [INFO] [stderr] Downloaded inflate v0.4.5 [INFO] [stderr] Downloaded byteorder v1.3.1 [INFO] [stderr] Downloaded lzw v0.10.0 [INFO] [stderr] Downloaded proc-macro2 v0.4.27 [INFO] [stderr] Downloaded quote v0.6.11 [INFO] [stderr] Downloaded syn v0.15.29 [INFO] [stderr] Downloaded num-bigint v0.2.2 [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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] 30e9c6b1fbd24d9d9beb9fdb303d668b349965a3d84380239cee45571fa8277a [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" "30e9c6b1fbd24d9d9beb9fdb303d668b349965a3d84380239cee45571fa8277a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "30e9c6b1fbd24d9d9beb9fdb303d668b349965a3d84380239cee45571fa8277a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "30e9c6b1fbd24d9d9beb9fdb303d668b349965a3d84380239cee45571fa8277a", kill_on_drop: false }` [INFO] [stdout] 30e9c6b1fbd24d9d9beb9fdb303d668b349965a3d84380239cee45571fa8277a [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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf1d37f378016138f79cd3c67df0df210fccfd842f34dce251444cdd4fe4a656 [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" "cf1d37f378016138f79cd3c67df0df210fccfd842f34dce251444cdd4fe4a656", kill_on_drop: false }` [INFO] [stderr] Compiling num-bigint v0.2.2 [INFO] [stderr] Compiling syn v0.15.29 [INFO] [stderr] Compiling num-derive v0.2.4 [INFO] [stderr] Compiling num-rational v0.2.1 [INFO] [stderr] Compiling either v1.5.1 [INFO] [stderr] Compiling num-complex v0.2.1 [INFO] [stderr] Compiling safe-transmute v0.10.1 [INFO] [stderr] Compiling inflate v0.4.5 [INFO] [stderr] Compiling gif v0.10.1 [INFO] [stderr] Compiling num-integer v0.1.39 [INFO] [stderr] Compiling proc-macro2 v0.4.27 [INFO] [stderr] Compiling num_cpus v1.10.0 [INFO] [stderr] Compiling deflate v0.7.19 [INFO] [stderr] Compiling crossbeam v0.7.1 [INFO] [stderr] Compiling rayon-core v1.4.1 [INFO] [stderr] Compiling num-iter v0.1.37 [INFO] [stderr] Compiling quote v0.6.11 [INFO] [stderr] Compiling png v0.14.0 [INFO] [stderr] Compiling rayon v1.0.3 [INFO] [stderr] Compiling jpeg-decoder v0.1.15 [INFO] [stderr] Compiling num v0.2.0 [INFO] [stderr] Compiling tiff v0.2.2 [INFO] [stderr] Compiling image v0.21.0 [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:12:29 [INFO] [stdout] | [INFO] [stdout] 12 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 38.46s [INFO] running `Command { std: "docker" "inspect" "cf1d37f378016138f79cd3c67df0df210fccfd842f34dce251444cdd4fe4a656", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf1d37f378016138f79cd3c67df0df210fccfd842f34dce251444cdd4fe4a656", kill_on_drop: false }` [INFO] [stdout] cf1d37f378016138f79cd3c67df0df210fccfd842f34dce251444cdd4fe4a656 [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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] cf2224d4644d60664d07694159132a00bd05304b41a1d718bf6cb933f5195316 [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" "cf2224d4644d60664d07694159132a00bd05304b41a1d718bf6cb933f5195316", kill_on_drop: false }` [INFO] [stderr] Compiling mandelbrot v0.1.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stdout] --> src/main.rs:12:29 [INFO] [stdout] | [INFO] [stdout] 12 | fn main() -> Result<(), Box> { [INFO] [stdout] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stdout] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stdout] = note: for more information, see [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 1 warning emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 2.23s [INFO] running `Command { std: "docker" "inspect" "cf2224d4644d60664d07694159132a00bd05304b41a1d718bf6cb933f5195316", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "cf2224d4644d60664d07694159132a00bd05304b41a1d718bf6cb933f5195316", kill_on_drop: false }` [INFO] [stdout] cf2224d4644d60664d07694159132a00bd05304b41a1d718bf6cb933f5195316 [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=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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 1489a7995a9aecf85d82451736e1c350d7d07fd1e700082920c3ba78e10c12b1 [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" "1489a7995a9aecf85d82451736e1c350d7d07fd1e700082920c3ba78e10c12b1", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/main.rs:12:29 [INFO] [stderr] | [INFO] [stderr] 12 | fn main() -> Result<(), Box> { [INFO] [stderr] | ^^^^^^^^^^^^^^^^^ help: use `dyn`: `dyn std::error::Error` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(bare_trait_objects)]` on by default [INFO] [stderr] = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021! [INFO] [stderr] = note: for more information, see [INFO] [stderr] [INFO] [stderr] warning: `mandelbrot` (bin "mandelbrot" test) generated 1 warning [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.05s [INFO] [stdout] [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/mandelbrot-6624052619f578ca) [INFO] [stdout] running 4 tests [INFO] [stdout] test test_parse_complex ... ok [INFO] [stdout] test test_parse_pair ... ok [INFO] [stdout] test test_pixel_to_point ... ok [INFO] [stdout] test test_escape_time ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "1489a7995a9aecf85d82451736e1c350d7d07fd1e700082920c3ba78e10c12b1", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1489a7995a9aecf85d82451736e1c350d7d07fd1e700082920c3ba78e10c12b1", kill_on_drop: false }` [INFO] [stdout] 1489a7995a9aecf85d82451736e1c350d7d07fd1e700082920c3ba78e10c12b1