[INFO] crate ddc-i2c 0.2.1 is already in cache [INFO] extracting crate ddc-i2c 0.2.1 into work/ex/beta-1.38-1/sources/1.37.0/reg/ddc-i2c/0.2.1 [INFO] extracting crate ddc-i2c 0.2.1 into work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ddc-i2c/0.2.1 [INFO] validating manifest of ddc-i2c-0.2.1 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 ddc-i2c-0.2.1 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 ddc-i2c-0.2.1 [INFO] finished frobbing ddc-i2c-0.2.1 [INFO] frobbed toml for ddc-i2c-0.2.1 written to work/ex/beta-1.38-1/sources/1.37.0/reg/ddc-i2c/0.2.1/Cargo.toml [INFO] started frobbing ddc-i2c-0.2.1 [INFO] finished frobbing ddc-i2c-0.2.1 [INFO] frobbed toml for ddc-i2c-0.2.1 written to work/ex/beta-1.38-1/sources/beta-2019-08-13/reg/ddc-i2c/0.2.1/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 ddc-i2c-0.2.1 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-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ddc-i2c/0.2.1:/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] fee05b2133b0bee264cb4be0b0854e77bda5dc15b112a8a65103b88e4e9a9732 [INFO] running `"docker" "start" "-a" "fee05b2133b0bee264cb4be0b0854e77bda5dc15b112a8a65103b88e4e9a9732"` [INFO] [stderr] Compiling uninitialized v0.0.2 [INFO] [stderr] Compiling mccs v0.1.0 [INFO] [stderr] Compiling i2c v0.1.0 [INFO] [stderr] Compiling resize-slice v0.1.3 [INFO] [stderr] Compiling ddc v0.2.1 [INFO] [stderr] Compiling ddc-i2c v0.2.1 (/opt/crater/workdir) [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:243:32 [INFO] [stderr] | [INFO] [stderr] 243 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/lib.rs:245:34 [INFO] [stderr] | [INFO] [stderr] 245 | Error::I2c(ref e) => error::Error::cause(e), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/lib.rs:246:34 [INFO] [stderr] | [INFO] [stderr] 246 | Error::Ddc(ref e) => error::Error::cause(e), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 2.89s [INFO] running `"docker" "inspect" "fee05b2133b0bee264cb4be0b0854e77bda5dc15b112a8a65103b88e4e9a9732"` [INFO] running `"docker" "rm" "-f" "fee05b2133b0bee264cb4be0b0854e77bda5dc15b112a8a65103b88e4e9a9732"` [INFO] [stdout] fee05b2133b0bee264cb4be0b0854e77bda5dc15b112a8a65103b88e4e9a9732 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ddc-i2c/0.2.1:/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] 79f8578107b87f4a0f28612d873e8856b43b4ba9019685fa9e81e867527ee2fb [INFO] running `"docker" "start" "-a" "79f8578107b87f4a0f28612d873e8856b43b4ba9019685fa9e81e867527ee2fb"` [INFO] [stderr] Compiling libc v0.2.62 [INFO] [stderr] Compiling memchr v1.0.2 [INFO] [stderr] Compiling nom v3.2.1 [INFO] [stderr] Compiling edid v0.2.0 [INFO] [stderr] Compiling ddc-i2c v0.2.1 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `std::env::args` [INFO] [stderr] --> examples/vcp.rs:4:5 [INFO] [stderr] | [INFO] [stderr] 4 | use std::env::args; [INFO] [stderr] | ^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(unused_imports)] on by default [INFO] [stderr] [INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated [INFO] [stderr] --> src/lib.rs:243:32 [INFO] [stderr] | [INFO] [stderr] 243 | fn cause(&self) -> Option<&error::Error> { [INFO] [stderr] | ^^^^^^^^^^^^ help: use `dyn`: `dyn error::Error` [INFO] [stderr] | [INFO] [stderr] = note: #[warn(bare_trait_objects)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/lib.rs:245:34 [INFO] [stderr] | [INFO] [stderr] 245 | Error::I2c(ref e) => error::Error::cause(e), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(deprecated)] on by default [INFO] [stderr] [INFO] [stderr] warning: use of deprecated item 'std::error::Error::cause': replaced by Error::source, which can support downcasting [INFO] [stderr] --> src/lib.rs:246:34 [INFO] [stderr] | [INFO] [stderr] 246 | Error::Ddc(ref e) => error::Error::cause(e), [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] [INFO] [stderr] warning: function is never used: `ddc` [INFO] [stderr] --> examples/vcp.rs:7:1 [INFO] [stderr] | [INFO] [stderr] 7 | / fn ddc(mut ddc: D) where [INFO] [stderr] 8 | | D::Error: ::std::fmt::Debug, [INFO] [stderr] 9 | | { [INFO] [stderr] 10 | | let mccs_ver = ddc.get_vcp_feature(0xdf).expect("failed to read VCP value"); [INFO] [stderr] ... | [INFO] [stderr] 14 | | println!("input is {:?}", input); [INFO] [stderr] 15 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `ddc` [INFO] [stderr] --> examples/caps.rs:23:1 [INFO] [stderr] | [INFO] [stderr] 23 | / fn ddc(mut ddc: D) where [INFO] [stderr] 24 | | D::Error: ::std::fmt::Debug, [INFO] [stderr] 25 | | { [INFO] [stderr] 26 | | let caps = ddc.capabilities_string().expect("failed to read ddc capabilities"); [INFO] [stderr] 27 | | let caps = str::from_utf8(&caps).expect("caps was not a valid string"); [INFO] [stderr] 28 | | println!("got CAPS: {}", caps); [INFO] [stderr] 29 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] warning: function is never used: `ddc` [INFO] [stderr] --> examples/edid.rs:24:1 [INFO] [stderr] | [INFO] [stderr] 24 | / fn ddc(mut ddc: D) -> Result<(), D::EdidError> where [INFO] [stderr] 25 | | D::EdidError: ::std::fmt::Debug, [INFO] [stderr] 26 | | D::EdidError: From, [INFO] [stderr] 27 | | { [INFO] [stderr] ... | [INFO] [stderr] 35 | | Ok(()) [INFO] [stderr] 36 | | } [INFO] [stderr] | |_^ [INFO] [stderr] | [INFO] [stderr] = note: #[warn(dead_code)] on by default [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 9.61s [INFO] running `"docker" "inspect" "79f8578107b87f4a0f28612d873e8856b43b4ba9019685fa9e81e867527ee2fb"` [INFO] running `"docker" "rm" "-f" "79f8578107b87f4a0f28612d873e8856b43b4ba9019685fa9e81e867527ee2fb"` [INFO] [stdout] 79f8578107b87f4a0f28612d873e8856b43b4ba9019685fa9e81e867527ee2fb [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-4/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/reg/ddc-i2c/0.2.1:/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] c6dbd6cfc9af5af1ba30b018bb42359a6e8219a210fa4dd09e75925fe71009e3 [INFO] running `"docker" "start" "-a" "c6dbd6cfc9af5af1ba30b018bb42359a6e8219a210fa4dd09e75925fe71009e3"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.06s [INFO] [stderr] Running /opt/crater/target/debug/deps/ddc_i2c-94c915718704c16c [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 ddc-i2c [INFO] [stdout] [INFO] [stdout] running 1 test [INFO] [stdout] test src/lib.rs - (line 8) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] running `"docker" "inspect" "c6dbd6cfc9af5af1ba30b018bb42359a6e8219a210fa4dd09e75925fe71009e3"` [INFO] running `"docker" "rm" "-f" "c6dbd6cfc9af5af1ba30b018bb42359a6e8219a210fa4dd09e75925fe71009e3"` [INFO] [stdout] c6dbd6cfc9af5af1ba30b018bb42359a6e8219a210fa4dd09e75925fe71009e3