[INFO] updating cached repository jmikkola/mini_interpreter
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/jmikkola/mini_interpreter
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/jmikkola/mini_interpreter" "work/ex/beta-1.38-1/sources/1.37.0/gh/jmikkola/mini_interpreter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/jmikkola/mini_interpreter'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/jmikkola/mini_interpreter" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jmikkola/mini_interpreter"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jmikkola/mini_interpreter'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 5f645c1b212403b541970d40ea12878e63b8b5b5
[INFO] sha for GitHub repo jmikkola/mini_interpreter: 5f645c1b212403b541970d40ea12878e63b8b5b5
[INFO] validating manifest of jmikkola/mini_interpreter 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 jmikkola/mini_interpreter 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 jmikkola/mini_interpreter
[INFO] finished frobbing jmikkola/mini_interpreter
[INFO] frobbed toml for jmikkola/mini_interpreter written to work/ex/beta-1.38-1/sources/1.37.0/gh/jmikkola/mini_interpreter/Cargo.toml
[INFO] started frobbing jmikkola/mini_interpreter
[INFO] finished frobbing jmikkola/mini_interpreter
[INFO] frobbed toml for jmikkola/mini_interpreter written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/jmikkola/mini_interpreter/Cargo.toml
[INFO] crate jmikkola/mini_interpreter 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 jmikkola/mini_interpreter 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-6/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/jmikkola/mini_interpreter:/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] 4011ba3cd91ea15eae609399c8dcd0e435da7a5ddd4e12264b602cf3641a3f9d
[INFO] running `"docker" "start" "-a" "4011ba3cd91ea15eae609399c8dcd0e435da7a5ddd4e12264b602cf3641a3f9d"`
[INFO] [stderr]    Compiling mini_interpreter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/main.rs:194:33
[INFO] [stderr]     |
[INFO] [stderr] 194 |                 let name = line.trim_left_matches("!").to_owned();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:193:25
[INFO] [stderr]     |
[INFO] [stderr] 193 |             if let Some(mut f) = functions.last_mut() {
[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:201:25
[INFO] [stderr]     |
[INFO] [stderr] 201 |             if let Some(mut f) = functions.last_mut() {
[INFO] [stderr]     |                         ----^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `"docker" "inspect" "4011ba3cd91ea15eae609399c8dcd0e435da7a5ddd4e12264b602cf3641a3f9d"`
[INFO] running `"docker" "rm" "-f" "4011ba3cd91ea15eae609399c8dcd0e435da7a5ddd4e12264b602cf3641a3f9d"`
[INFO] [stdout] 4011ba3cd91ea15eae609399c8dcd0e435da7a5ddd4e12264b602cf3641a3f9d
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/jmikkola/mini_interpreter:/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] a727d41c45ef5b59bd035fe0c9913763874461d389a4563d0457fa57ce8fe657
[INFO] running `"docker" "start" "-a" "a727d41c45ef5b59bd035fe0c9913763874461d389a4563d0457fa57ce8fe657"`
[INFO] [stderr]    Compiling mini_interpreter v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: use of deprecated item 'core::str::<impl str>::trim_left_matches': superseded by `trim_start_matches`
[INFO] [stderr]    --> src/main.rs:194:33
[INFO] [stderr]     |
[INFO] [stderr] 194 |                 let name = line.trim_left_matches("!").to_owned();
[INFO] [stderr]     |                                 ^^^^^^^^^^^^^^^^^ help: replace the use of the deprecated item: `trim_start_matches`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: variable does not need to be mutable
[INFO] [stderr]    --> src/main.rs:193:25
[INFO] [stderr]     |
[INFO] [stderr] 193 |             if let Some(mut f) = functions.last_mut() {
[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:201:25
[INFO] [stderr]     |
[INFO] [stderr] 201 |             if let Some(mut f) = functions.last_mut() {
[INFO] [stderr]     |                         ----^
[INFO] [stderr]     |                         |
[INFO] [stderr]     |                         help: remove this `mut`
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `"docker" "inspect" "a727d41c45ef5b59bd035fe0c9913763874461d389a4563d0457fa57ce8fe657"`
[INFO] running `"docker" "rm" "-f" "a727d41c45ef5b59bd035fe0c9913763874461d389a4563d0457fa57ce8fe657"`
[INFO] [stdout] a727d41c45ef5b59bd035fe0c9913763874461d389a4563d0457fa57ce8fe657
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-6/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/jmikkola/mini_interpreter:/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] a880007105f3ca50dab81813138b243cdb76a85ea32d4a19594af30f119e3470
[INFO] running `"docker" "start" "-a" "a880007105f3ca50dab81813138b243cdb76a85ea32d4a19594af30f119e3470"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/mini_interpreter-2e48b9dacc79c9f2
[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" "a880007105f3ca50dab81813138b243cdb76a85ea32d4a19594af30f119e3470"`
[INFO] running `"docker" "rm" "-f" "a880007105f3ca50dab81813138b243cdb76a85ea32d4a19594af30f119e3470"`
[INFO] [stdout] a880007105f3ca50dab81813138b243cdb76a85ea32d4a19594af30f119e3470