[INFO] crate avec 0.1.0 is already in cache [INFO] extracting crate avec 0.1.0 into work/ex/beta-1.38-1/sources/1.37.0/reg/avec/0.1.0 [INFO] extracting crate avec 0.1.0 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/avec/0.1.0 [INFO] validating manifest of avec-0.1.0 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 avec-0.1.0 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 avec-0.1.0 [INFO] finished frobbing avec-0.1.0 [INFO] frobbed toml for avec-0.1.0 written to work/ex/beta-1.38-1/sources/1.37.0/reg/avec/0.1.0/Cargo.toml [INFO] started frobbing avec-0.1.0 [INFO] finished frobbing avec-0.1.0 [INFO] frobbed toml for avec-0.1.0 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/avec/0.1.0/Cargo.toml [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.37.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [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 avec-0.1.0 against 1.37.0 for beta-1.38-1 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/avec/0.1.0:/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" "+1.37.0" "build" "--frozen"` [INFO] [stdout] 5f3da126ccb0c00b9409c7c0d9082598e88f34324655a706f594afff0e5f0b24 [INFO] running `"docker" "start" "-a" "5f3da126ccb0c00b9409c7c0d9082598e88f34324655a706f594afff0e5f0b24"` [INFO] [stderr] Compiling avec v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/avec.rs:209:17 [INFO] [stderr] | [INFO] [stderr] 209 | let mut data = &mut *self.data.get(); [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/avec.rs:244:17 [INFO] [stderr] | [INFO] [stderr] 244 | let mut data = &mut *self.data.get(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.89s [INFO] running `"docker" "inspect" "5f3da126ccb0c00b9409c7c0d9082598e88f34324655a706f594afff0e5f0b24"` [INFO] running `"docker" "rm" "-f" "5f3da126ccb0c00b9409c7c0d9082598e88f34324655a706f594afff0e5f0b24"` [INFO] [stdout] 5f3da126ccb0c00b9409c7c0d9082598e88f34324655a706f594afff0e5f0b24 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/avec/0.1.0:/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" "+1.37.0" "test" "--frozen" "--no-run"` [INFO] [stdout] 2097f6aa159951a888bae3006953e8377fb29e3e2cd09f6fe45372a5d9ed0706 [INFO] running `"docker" "start" "-a" "2097f6aa159951a888bae3006953e8377fb29e3e2cd09f6fe45372a5d9ed0706"` [INFO] [stderr] Compiling avec v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/avec.rs:209:17 [INFO] [stderr] | [INFO] [stderr] 209 | let mut data = &mut *self.data.get(); [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/avec.rs:244:17 [INFO] [stderr] | [INFO] [stderr] 244 | let mut data = &mut *self.data.get(); [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.50s [INFO] running `"docker" "inspect" "2097f6aa159951a888bae3006953e8377fb29e3e2cd09f6fe45372a5d9ed0706"` [INFO] running `"docker" "rm" "-f" "2097f6aa159951a888bae3006953e8377fb29e3e2cd09f6fe45372a5d9ed0706"` [INFO] [stdout] 2097f6aa159951a888bae3006953e8377fb29e3e2cd09f6fe45372a5d9ed0706 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/avec/0.1.0:/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" "+1.37.0" "test" "--frozen"` [INFO] [stdout] 28d80cf215c0506c0a7cf00fa195620ea99623f06c06a490ab2f6b7d5de653a7 [INFO] running `"docker" "start" "-a" "28d80cf215c0506c0a7cf00fa195620ea99623f06c06a490ab2f6b7d5de653a7"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.01s [INFO] [stderr] Running /opt/crater/target/debug/deps/avec-e14ee94cc879ecfb [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test tests::it_works ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Running /opt/crater/target/debug/deps/demo-0855576831905e8e [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] Doc-tests avec [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" "28d80cf215c0506c0a7cf00fa195620ea99623f06c06a490ab2f6b7d5de653a7"` [INFO] running `"docker" "rm" "-f" "28d80cf215c0506c0a7cf00fa195620ea99623f06c06a490ab2f6b7d5de653a7"` [INFO] [stdout] 28d80cf215c0506c0a7cf00fa195620ea99623f06c06a490ab2f6b7d5de653a7