[INFO] updating cached repository Mathieu-Desrochers/Learning-Rust
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/Mathieu-Desrochers/Learning-Rust
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/Mathieu-Desrochers/Learning-Rust" "work/ex/beta-1.37-6/sources/1.36.0/gh/Mathieu-Desrochers/Learning-Rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/Mathieu-Desrochers/Learning-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/Mathieu-Desrochers/Learning-Rust" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Mathieu-Desrochers/Learning-Rust"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Mathieu-Desrochers/Learning-Rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 9d11ddc65499029b740fbfe10a373792bea40b37
[INFO] sha for GitHub repo Mathieu-Desrochers/Learning-Rust: 9d11ddc65499029b740fbfe10a373792bea40b37
[INFO] validating manifest of Mathieu-Desrochers/Learning-Rust on toolchain 1.36.0
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of Mathieu-Desrochers/Learning-Rust on toolchain beta-2019-07-23
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing Mathieu-Desrochers/Learning-Rust
[INFO] finished frobbing Mathieu-Desrochers/Learning-Rust
[INFO] frobbed toml for Mathieu-Desrochers/Learning-Rust written to work/ex/beta-1.37-6/sources/1.36.0/gh/Mathieu-Desrochers/Learning-Rust/Cargo.toml
[INFO] started frobbing Mathieu-Desrochers/Learning-Rust
[INFO] finished frobbing Mathieu-Desrochers/Learning-Rust
[INFO] frobbed toml for Mathieu-Desrochers/Learning-Rust written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Mathieu-Desrochers/Learning-Rust/Cargo.toml
[INFO] crate Mathieu-Desrochers/Learning-Rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+1.36.0" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-07-23" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing Mathieu-Desrochers/Learning-Rust against beta-2019-07-23 for beta-1.37-6
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Mathieu-Desrochers/Learning-Rust:/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-2019-07-23" "build" "--frozen"`
[INFO] [stdout] 380fd2804d8cc1d1ee89bdf4ec223c4b3cf5c47ac884866a9c9c25075e23cf29
[INFO] running `"docker" "start" "-a" "380fd2804d8cc1d1ee89bdf4ec223c4b3cf5c47ac884866a9c9c25075e23cf29"`
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/main.rs:355:10
[INFO] [stderr]     |
[INFO] [stderr] 355 |         0...100 => "Small",
[INFO] [stderr]     |          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:421:14
[INFO] [stderr]     |
[INFO] [stderr] 421 |     let x1: &Eatable = &12;
[INFO] [stderr]     |              ^^^^^^^ help: use `dyn`: `dyn Eatable`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:422:36
[INFO] [stderr]     |
[INFO] [stderr] 422 |     fn have_quick_snack(_eatable: &Eatable) {}
[INFO] [stderr]     |                                    ^^^^^^^ help: use `dyn`: `dyn Eatable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:430:25
[INFO] [stderr]     |
[INFO] [stderr] 430 |     let mut x2: Vec<Box<Eatable>> = Vec::new();
[INFO] [stderr]     |                         ^^^^^^^ help: use `dyn`: `dyn Eatable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:474:28
[INFO] [stderr]     |
[INFO] [stderr] 474 |     let mut closures: Vec<&Fn(i32) -> i32> = Vec::new();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32) -> i32`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:488:15
[INFO] [stderr]     |
[INFO] [stderr] 488 |     let _z2: &FnMut(i32) = &y2;
[INFO] [stderr]     |               ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.82s
[INFO] running `"docker" "inspect" "380fd2804d8cc1d1ee89bdf4ec223c4b3cf5c47ac884866a9c9c25075e23cf29"`
[INFO] running `"docker" "rm" "-f" "380fd2804d8cc1d1ee89bdf4ec223c4b3cf5c47ac884866a9c9c25075e23cf29"`
[INFO] [stdout] 380fd2804d8cc1d1ee89bdf4ec223c4b3cf5c47ac884866a9c9c25075e23cf29
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Mathieu-Desrochers/Learning-Rust:/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-2019-07-23" "test" "--frozen" "--no-run"`
[INFO] [stdout] 180210c3dc29494fa1d2f30f55aef2adca79481ad4f5dada8e1c9caf7c4763ca
[INFO] running `"docker" "start" "-a" "180210c3dc29494fa1d2f30f55aef2adca79481ad4f5dada8e1c9caf7c4763ca"`
[INFO] [stderr]    Compiling learning-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/main.rs:355:10
[INFO] [stderr]     |
[INFO] [stderr] 355 |         0...100 => "Small",
[INFO] [stderr]     |          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(ellipsis_inclusive_range_patterns)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:421:14
[INFO] [stderr]     |
[INFO] [stderr] 421 |     let x1: &Eatable = &12;
[INFO] [stderr]     |              ^^^^^^^ help: use `dyn`: `dyn Eatable`
[INFO] [stderr]     |
[INFO] [stderr]     = note: #[warn(bare_trait_objects)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:422:36
[INFO] [stderr]     |
[INFO] [stderr] 422 |     fn have_quick_snack(_eatable: &Eatable) {}
[INFO] [stderr]     |                                    ^^^^^^^ help: use `dyn`: `dyn Eatable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:430:25
[INFO] [stderr]     |
[INFO] [stderr] 430 |     let mut x2: Vec<Box<Eatable>> = Vec::new();
[INFO] [stderr]     |                         ^^^^^^^ help: use `dyn`: `dyn Eatable`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:474:28
[INFO] [stderr]     |
[INFO] [stderr] 474 |     let mut closures: Vec<&Fn(i32) -> i32> = Vec::new();
[INFO] [stderr]     |                            ^^^^^^^^^^^^^^ help: use `dyn`: `dyn Fn(i32) -> i32`
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/main.rs:488:15
[INFO] [stderr]     |
[INFO] [stderr] 488 |     let _z2: &FnMut(i32) = &y2;
[INFO] [stderr]     |               ^^^^^^^^^^ help: use `dyn`: `dyn FnMut(i32)`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.62s
[INFO] running `"docker" "inspect" "180210c3dc29494fa1d2f30f55aef2adca79481ad4f5dada8e1c9caf7c4763ca"`
[INFO] running `"docker" "rm" "-f" "180210c3dc29494fa1d2f30f55aef2adca79481ad4f5dada8e1c9caf7c4763ca"`
[INFO] [stdout] 180210c3dc29494fa1d2f30f55aef2adca79481ad4f5dada8e1c9caf7c4763ca
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-0/beta-2019-07-23:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/Mathieu-Desrochers/Learning-Rust:/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-2019-07-23" "test" "--frozen"`
[INFO] [stdout] 8cf270da9642d742686f9047bfdb4f4d440b4e8f35dc68a95b32f028ffdc5ee3
[INFO] running `"docker" "start" "-a" "8cf270da9642d742686f9047bfdb4f4d440b4e8f35dc68a95b32f028ffdc5ee3"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/learning_rust-b9fc9d57c1445768
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test unit_test ... 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/integration_tests-f285e1ce4734301c
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test integration_test ... 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" "8cf270da9642d742686f9047bfdb4f4d440b4e8f35dc68a95b32f028ffdc5ee3"`
[INFO] running `"docker" "rm" "-f" "8cf270da9642d742686f9047bfdb4f4d440b4e8f35dc68a95b32f028ffdc5ee3"`
[INFO] [stdout] 8cf270da9642d742686f9047bfdb4f4d440b4e8f35dc68a95b32f028ffdc5ee3