[INFO] updating cached repository zhuowei/Brainlift [INFO] running `"git" "fetch" "--all"` [INFO] [stdout] Fetching origin [INFO] [stderr] From git://github.com/zhuowei/Brainlift [INFO] [stderr] * branch HEAD -> FETCH_HEAD [INFO] running `"git" "clone" "work/cache/sources/gh/zhuowei/Brainlift" "work/ex/beta-1.38-1/sources/1.37.0/gh/zhuowei/Brainlift"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/zhuowei/Brainlift'... [INFO] [stderr] done. [INFO] running `"git" "clone" "work/cache/sources/gh/zhuowei/Brainlift" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zhuowei/Brainlift"` [INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zhuowei/Brainlift'... [INFO] [stderr] done. [INFO] running `"git" "rev-parse" "HEAD"` [INFO] [stdout] be12351ac6e967c47041cf30002762cdc3747039 [INFO] sha for GitHub repo zhuowei/Brainlift: be12351ac6e967c47041cf30002762cdc3747039 [INFO] validating manifest of zhuowei/Brainlift 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 zhuowei/Brainlift 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 zhuowei/Brainlift [INFO] finished frobbing zhuowei/Brainlift [INFO] frobbed toml for zhuowei/Brainlift written to work/ex/beta-1.38-1/sources/1.37.0/gh/zhuowei/Brainlift/Cargo.toml [INFO] started frobbing zhuowei/Brainlift [INFO] finished frobbing zhuowei/Brainlift [INFO] frobbed toml for zhuowei/Brainlift written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/zhuowei/Brainlift/Cargo.toml [INFO] crate zhuowei/Brainlift 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 zhuowei/Brainlift 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-3/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/zhuowei/Brainlift:/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] ee445affdaf1277e3e237671fec7a67f3247b70a1e4b5ebb75a592221b8f32fa [INFO] running `"docker" "start" "-a" "ee445affdaf1277e3e237671fec7a67f3247b70a1e4b5ebb75a592221b8f32fa"` [INFO] [stderr] Compiling proc-macro2 v0.4.29 [INFO] [stderr] Compiling syn v0.15.33 [INFO] [stderr] Compiling libc v0.2.53 [INFO] [stderr] Compiling cranelift-entity v0.30.0 [INFO] [stderr] Compiling unicode-segmentation v1.2.1 [INFO] [stderr] Compiling strsim v0.8.0 [INFO] [stderr] Compiling plain v0.2.3 [INFO] [stderr] Compiling log v0.4.6 [INFO] [stderr] Compiling textwrap v0.11.0 [INFO] [stderr] Compiling humantime v1.2.0 [INFO] [stderr] Compiling heck v0.3.1 [INFO] [stderr] Compiling cranelift-codegen-meta v0.30.0 [INFO] [stderr] Compiling cranelift-bforest v0.30.0 [INFO] [stderr] Compiling string-interner v0.6.3 [INFO] [stderr] Compiling scroll v0.9.2 [INFO] [stderr] Compiling target-lexicon v0.3.0 [INFO] [stderr] Compiling backtrace-sys v0.1.28 [INFO] [stderr] Compiling atty v0.2.11 [INFO] [stderr] Compiling quote v0.6.12 [INFO] [stderr] Compiling clap v2.33.0 [INFO] [stderr] Compiling env_logger v0.6.1 [INFO] [stderr] Compiling backtrace v0.3.15 [INFO] [stderr] Compiling cranelift-codegen v0.30.0 [INFO] [stderr] Compiling synstructure v0.10.1 [INFO] [stderr] Compiling scroll_derive v0.9.5 [INFO] [stderr] Compiling structopt-derive v0.2.15 [INFO] [stderr] Compiling failure_derive v0.1.5 [INFO] [stderr] Compiling goblin v0.0.21 [INFO] [stderr] Compiling failure v0.1.5 [INFO] [stderr] Compiling structopt v0.2.15 [INFO] [stderr] Compiling faerie v0.9.1 [INFO] [stderr] Compiling cranelift-module v0.30.0 [INFO] [stderr] Compiling cranelift-faerie v0.30.0 [INFO] [stderr] Compiling brainlift v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Type` [INFO] [stderr] --> src/main.rs:1:40 [INFO] [stderr] | [INFO] [stderr] 1 | use cranelift_codegen::ir::{Signature, Type}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `function_id` [INFO] [stderr] --> src/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let function_id = module.declare_function("main", Linkage::Export, &signature)?; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_function_id` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut isa_builder = isa::lookup(triple!("x86_64-apple-darwin")).unwrap(); [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/main.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | let mut signature = Signature::new(CallConv::SystemV); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | shared_builder.enable("is_pic"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 1m 18s [INFO] running `"docker" "inspect" "ee445affdaf1277e3e237671fec7a67f3247b70a1e4b5ebb75a592221b8f32fa"` [INFO] running `"docker" "rm" "-f" "ee445affdaf1277e3e237671fec7a67f3247b70a1e4b5ebb75a592221b8f32fa"` [INFO] [stdout] ee445affdaf1277e3e237671fec7a67f3247b70a1e4b5ebb75a592221b8f32fa [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/zhuowei/Brainlift:/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] 3e53c8b588a510d295c657f91b59c941786c8c6397b6fe97e1a70054919a9d40 [INFO] running `"docker" "start" "-a" "3e53c8b588a510d295c657f91b59c941786c8c6397b6fe97e1a70054919a9d40"` [INFO] [stderr] Compiling brainlift v0.1.0 (/opt/crater/workdir) [INFO] [stderr] warning: unused import: `Type` [INFO] [stderr] --> src/main.rs:1:40 [INFO] [stderr] | [INFO] [stderr] 1 | use cranelift_codegen::ir::{Signature, Type}; [INFO] [stderr] | ^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: unused variable: `function_id` [INFO] [stderr] --> src/main.rs:34:9 [INFO] [stderr] | [INFO] [stderr] 34 | let function_id = module.declare_function("main", Linkage::Export, &signature)?; [INFO] [stderr] | ^^^^^^^^^^^ help: consider prefixing with an underscore: `_function_id` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_variables)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/main.rs:19:9 [INFO] [stderr] | [INFO] [stderr] 19 | let mut isa_builder = isa::lookup(triple!("x86_64-apple-darwin")).unwrap(); [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/main.rs:33:9 [INFO] [stderr] | [INFO] [stderr] 33 | let mut signature = Signature::new(CallConv::SystemV); [INFO] [stderr] | ----^^^^^^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: unused `std::result::Result` that must be used [INFO] [stderr] --> src/main.rs:17:5 [INFO] [stderr] | [INFO] [stderr] 17 | shared_builder.enable("is_pic"); [INFO] [stderr] | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_must_use)]` on by default [INFO] [stderr] = note: this `Result` may be an `Err` variant, which should be handled [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.75s [INFO] running `"docker" "inspect" "3e53c8b588a510d295c657f91b59c941786c8c6397b6fe97e1a70054919a9d40"` [INFO] running `"docker" "rm" "-f" "3e53c8b588a510d295c657f91b59c941786c8c6397b6fe97e1a70054919a9d40"` [INFO] [stdout] 3e53c8b588a510d295c657f91b59c941786c8c6397b6fe97e1a70054919a9d40 [INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/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/zhuowei/Brainlift:/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] 71f1eadd7affeff1460783d9fcb0962d60d01a24cb79380847ee1b752762b91e [INFO] running `"docker" "start" "-a" "71f1eadd7affeff1460783d9fcb0962d60d01a24cb79380847ee1b752762b91e"` [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 0.10s [INFO] [stderr] Running /opt/crater/target/debug/deps/brainlift-bccbe5ab2d3166ba [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" "71f1eadd7affeff1460783d9fcb0962d60d01a24cb79380847ee1b752762b91e"` [INFO] running `"docker" "rm" "-f" "71f1eadd7affeff1460783d9fcb0962d60d01a24cb79380847ee1b752762b91e"` [INFO] [stdout] 71f1eadd7affeff1460783d9fcb0962d60d01a24cb79380847ee1b752762b91e