[INFO] cloning repository mattrayner/learning-rust
[INFO] running `"git" "clone" "--bare" "git://github.com/mattrayner/learning-rust.git" "work/cache/sources/gh/mattrayner/learning-rust"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/mattrayner/learning-rust'...
[INFO] running `"git" "clone" "work/cache/sources/gh/mattrayner/learning-rust" "work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/mattrayner/learning-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/mattrayner/learning-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/mattrayner/learning-rust" "work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/mattrayner/learning-rust"`
[INFO] [stderr] Cloning into 'work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/mattrayner/learning-rust'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 76a51d5948e6b4b3829eb649b52bf0496266591f
[INFO] sha for GitHub repo mattrayner/learning-rust: 76a51d5948e6b4b3829eb649b52bf0496266591f
[INFO] validating manifest of mattrayner/learning-rust on toolchain master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] validating manifest of mattrayner/learning-rust on toolchain try#8f81d0bf6baf07b92f1246696722485c4ca0b049
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started frobbing mattrayner/learning-rust
[INFO] finished frobbing mattrayner/learning-rust
[INFO] frobbed toml for mattrayner/learning-rust written to work/ex/pr-62008/sources/master#848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1/gh/mattrayner/learning-rust/Cargo.toml
[INFO] started frobbing mattrayner/learning-rust
[INFO] finished frobbing mattrayner/learning-rust
[INFO] frobbed toml for mattrayner/learning-rust written to work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/mattrayner/learning-rust/Cargo.toml
[INFO] crate mattrayner/learning-rust already has a lockfile, it will not be regenerated
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+848e0a23f34aaab3e4a974b031c86ef2a4e4fcc1-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/ec2-user/crater/work/local/cargo-home/bin/cargo" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] checking mattrayner/learning-rust against try#8f81d0bf6baf07b92f1246696722485c4ca0b049 for pr-62008
[INFO] running `"docker" "create" "-v" "/mnt/big/ec2-user/crater/work/local/target-dirs/pr-62008/worker-0/try#8f81d0bf6baf07b92f1246696722485c4ca0b049:/opt/crater/target:rw,Z" "-v" "/mnt/big/ec2-user/crater/work/ex/pr-62008/sources/try#8f81d0bf6baf07b92f1246696722485c4ca0b049/gh/mattrayner/learning-rust:/opt/crater/workdir:ro,Z" "-v" "/mnt/big/ec2-user/crater/work/local/cargo-home:/opt/crater/cargo-home:ro,Z" "-v" "/mnt/big/ec2-user/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=forbid" "-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" "+8f81d0bf6baf07b92f1246696722485c4ca0b049-alt" "check" "--frozen" "--all" "--all-targets"`
[INFO] [stdout] f9b0e242374ba4179b2b0b2e361ffe9970932274ef5b40d1775f60c22bfb139a
[INFO] running `"docker" "start" "-a" "f9b0e242374ba4179b2b0b2e361ffe9970932274ef5b40d1775f60c22bfb139a"`
[INFO] [stderr]     Checking libc v0.2.38
[INFO] [stderr]     Checking rand v0.4.2
[INFO] [stderr]     Checking learning-rust v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/control_flow.rs:65:6
[INFO] [stderr]    |
[INFO] [stderr] 65 |     1...999 => "unknown", // A range with three dots is INCLUSIVE of the right hand side
[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: `...` range patterns are deprecated
[INFO] [stderr]  --> src/data_structures/pattern_matching.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 |     z @ 9...11 => "lots",
[INFO] [stderr]   |          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/traits.rs:147:21
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn print_it_too(z: &Printable) {
[INFO] [stderr]     |                     ^^^^^^^^^ help: use `dyn`: `dyn Printable`
[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/traits.rs:190:16
[INFO] [stderr]     |
[INFO] [stderr] 190 |   let shapes:[&Shape; 4] = [
[INFO] [stderr]     |                ^^^^^ help: use `dyn`: `dyn Shape`
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/control_flow.rs:65:6
[INFO] [stderr]    |
[INFO] [stderr] 65 |     1...999 => "unknown", // A range with three dots is INCLUSIVE of the right hand side
[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: `...` range patterns are deprecated
[INFO] [stderr]  --> src/data_structures/pattern_matching.rs:8:10
[INFO] [stderr]   |
[INFO] [stderr] 8 |     z @ 9...11 => "lots",
[INFO] [stderr]   |          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stderr]    --> src/traits.rs:147:21
[INFO] [stderr]     |
[INFO] [stderr] 147 | fn print_it_too(z: &Printable) {
[INFO] [stderr]     |                     ^^^^^^^^^ help: use `dyn`: `dyn Printable`
[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/traits.rs:190:16
[INFO] [stderr]     |
[INFO] [stderr] 190 |   let shapes:[&Shape; 4] = [
[INFO] [stderr]     |                ^^^^^ help: use `dyn`: `dyn Shape`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.57s
[INFO] running `"docker" "inspect" "f9b0e242374ba4179b2b0b2e361ffe9970932274ef5b40d1775f60c22bfb139a"`
[INFO] running `"docker" "rm" "-f" "f9b0e242374ba4179b2b0b2e361ffe9970932274ef5b40d1775f60c22bfb139a"`
[INFO] [stdout] f9b0e242374ba4179b2b0b2e361ffe9970932274ef5b40d1775f60c22bfb139a