[INFO] updating cached repository crazymerlyn/engine [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/crazymerlyn/engine [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/crazymerlyn/engine" "work/ex/beta-1.38-1/sources/1.37.0/gh/crazymerlyn/engine"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/crazymerlyn/engine'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/crazymerlyn/engine" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/crazymerlyn/engine"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/crazymerlyn/engine'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] b6e5ccda8b5a7022a84c9a444b47a990967dfb2e [INFO] sha for GitHub repo crazymerlyn/engine: b6e5ccda8b5a7022a84c9a444b47a990967dfb2e [INFO] validating manifest of crazymerlyn/engine on toolchain 1.37.0 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] validating manifest of crazymerlyn/engine on toolchain beta-2019-08-13 [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started frobbing crazymerlyn/engine [INFO] finished frobbing crazymerlyn/engine [INFO] frobbed toml for crazymerlyn/engine written to work/ex/beta-1.38-1/sources/1.37.0/gh/crazymerlyn/engine/Cargo.toml [INFO] started frobbing crazymerlyn/engine [INFO] finished frobbing crazymerlyn/engine [INFO] frobbed toml for crazymerlyn/engine written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/crazymerlyn/engine/Cargo.toml [INFO] crate crazymerlyn/engine already has a lockfile, it will not be regenerated [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] testing crazymerlyn/engine against beta-2019-08-13 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/crazymerlyn/engine:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "build" "--frozen"` [INFO] [stdout] 4addbd3bbaaefaf7f5fd4cf6a7b16f73fa3504d4b101176c0e9c69a9c34907b3 [INFO] running `"docker" "start" "-a" "4addbd3bbaaefaf7f5fd4cf6a7b16f73fa3504d4b101176c0e9c69a9c34907b3"` [INFO] [stderr] Compiling engine v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/boxes.rs:106:13 [INFO] [stderr] | [INFO] [stderr] 106 | let mut border_left = style.lookup("border-left-width", "border-width", &zero); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/boxes.rs:107:13 [INFO] [stderr] | [INFO] [stderr] 107 | let mut border_right = style.lookup("border-right-width", "border-width", &zero); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/boxes.rs:109:13 [INFO] [stderr] | [INFO] [stderr] 109 | let mut padding_left = style.lookup("padding-left", "padding", &zero); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/boxes.rs:110:13 [INFO] [stderr] | [INFO] [stderr] 110 | let mut padding_right = style.lookup("padding-right", "padding", &zero); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.91s [INFO] running `"docker" "inspect" "4addbd3bbaaefaf7f5fd4cf6a7b16f73fa3504d4b101176c0e9c69a9c34907b3"` [INFO] running `"docker" "rm" "-f" "4addbd3bbaaefaf7f5fd4cf6a7b16f73fa3504d4b101176c0e9c69a9c34907b3"` [INFO] [stdout] 4addbd3bbaaefaf7f5fd4cf6a7b16f73fa3504d4b101176c0e9c69a9c34907b3 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/crazymerlyn/engine:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen" "--no-run"` [INFO] [stdout] b8e049d32f8899845282affd3c54736b809d40fc53eb73b5a549e2e120d725fd [INFO] running `"docker" "start" "-a" "b8e049d32f8899845282affd3c54736b809d40fc53eb73b5a549e2e120d725fd"` [INFO] [stderr] Compiling engine v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/boxes.rs:106:13 [INFO] [stderr] | [INFO] [stderr] 106 | let mut border_left = style.lookup("border-left-width", "border-width", &zero); [INFO] [stderr] | ----^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/boxes.rs:107:13 [INFO] [stderr] | [INFO] [stderr] 107 | let mut border_right = style.lookup("border-right-width", "border-width", &zero); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/boxes.rs:109:13 [INFO] [stderr] | [INFO] [stderr] 109 | let mut padding_left = style.lookup("padding-left", "padding", &zero); [INFO] [stderr] | ----^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/boxes.rs:110:13 [INFO] [stderr] | [INFO] [stderr] 110 | let mut padding_right = style.lookup("padding-right", "padding", &zero); [INFO] [stderr] | ----^^^^^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.94s [INFO] running `"docker" "inspect" "b8e049d32f8899845282affd3c54736b809d40fc53eb73b5a549e2e120d725fd"` [INFO] running `"docker" "rm" "-f" "b8e049d32f8899845282affd3c54736b809d40fc53eb73b5a549e2e120d725fd"` [INFO] [stdout] b8e049d32f8899845282affd3c54736b809d40fc53eb73b5a549e2e120d725fd [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-2/beta-2019-08-13:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/crazymerlyn/engine:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/crater/work/local/rustup-home:/opt/crater/rustup-home:ro,Z" "-e" "USER_ID=1000" "-e" "SOURCE_DIR=/opt/crater/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/crater/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/crater/cargo-home" "-e" "RUSTUP_HOME=/opt/crater/rustup-home" "-w" "/opt/crater/workdir" "-m" "1536M" "--network" "none" "rustops/crates-build-env" "/opt/crater/cargo-home/bin/cargo" "+beta-2019-08-13" "test" "--frozen"` [INFO] [stdout] 2cd6d67a3906809eda3ad75bcf6194405e25bf655fde2a7f0ccf7f5d2399946d [INFO] running `"docker" "start" "-a" "2cd6d67a3906809eda3ad75bcf6194405e25bf655fde2a7f0ccf7f5d2399946d"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.03s [INFO] [stderr] Running /opt/crater/target/debug/deps/engine-47b33cda27dfd56f [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 `"docker" "inspect" "2cd6d67a3906809eda3ad75bcf6194405e25bf655fde2a7f0ccf7f5d2399946d"` [INFO] running `"docker" "rm" "-f" "2cd6d67a3906809eda3ad75bcf6194405e25bf655fde2a7f0ccf7f5d2399946d"` [INFO] [stdout] 2cd6d67a3906809eda3ad75bcf6194405e25bf655fde2a7f0ccf7f5d2399946d