[INFO] cloning repository andyyu2004/rust_lambda_calculus
[INFO] running `"git" "clone" "--bare" "git://github.com/andyyu2004/rust_lambda_calculus.git" "work/cache/sources/gh/andyyu2004/rust_lambda_calculus"`
[INFO] [stderr] Cloning into bare repository 'work/cache/sources/gh/andyyu2004/rust_lambda_calculus'...
[INFO] running `"git" "clone" "work/cache/sources/gh/andyyu2004/rust_lambda_calculus" "work/ex/beta-1.37-6/sources/1.36.0/gh/andyyu2004/rust_lambda_calculus"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/1.36.0/gh/andyyu2004/rust_lambda_calculus'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/andyyu2004/rust_lambda_calculus" "work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/andyyu2004/rust_lambda_calculus"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/andyyu2004/rust_lambda_calculus'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 0338fcf8342bbbfc079270004d4bd93960520f56
[INFO] sha for GitHub repo andyyu2004/rust_lambda_calculus: 0338fcf8342bbbfc079270004d4bd93960520f56
[INFO] validating manifest of andyyu2004/rust_lambda_calculus 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 andyyu2004/rust_lambda_calculus 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 andyyu2004/rust_lambda_calculus
[INFO] finished frobbing andyyu2004/rust_lambda_calculus
[INFO] frobbed toml for andyyu2004/rust_lambda_calculus written to work/ex/beta-1.37-6/sources/1.36.0/gh/andyyu2004/rust_lambda_calculus/Cargo.toml
[INFO] started frobbing andyyu2004/rust_lambda_calculus
[INFO] finished frobbing andyyu2004/rust_lambda_calculus
[INFO] frobbed toml for andyyu2004/rust_lambda_calculus written to work/ex/beta-1.37-6/sources/beta-2019-07-23/gh/andyyu2004/rust_lambda_calculus/Cargo.toml
[INFO] crate andyyu2004/rust_lambda_calculus 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 andyyu2004/rust_lambda_calculus 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-6/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/andyyu2004/rust_lambda_calculus:/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] a63eaeed1e4355a92a16af12f756c1791c88d1de9c47acefe2de43236f72ab5b
[INFO] running `"docker" "start" "-a" "a63eaeed1e4355a92a16af12f756c1791c88d1de9c47acefe2de43236f72ab5b"`
[INFO] [stderr]    Compiling nix v0.14.1
[INFO] [stderr]    Compiling utf8parse v0.1.1
[INFO] [stderr]    Compiling dirs-sys v0.3.3
[INFO] [stderr]    Compiling dirs v2.0.1
[INFO] [stderr]    Compiling rustyline v5.0.0
[INFO] [stderr]    Compiling r_lambda_calculus v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexing/lexer.rs:43:20
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 'a'...'z' => tokens.push(
[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/lexing/lexer.rs:48:26
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 '$' | 'A'...'Z' => {
[INFO] [stderr]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 18.07s
[INFO] running `"docker" "inspect" "a63eaeed1e4355a92a16af12f756c1791c88d1de9c47acefe2de43236f72ab5b"`
[INFO] running `"docker" "rm" "-f" "a63eaeed1e4355a92a16af12f756c1791c88d1de9c47acefe2de43236f72ab5b"`
[INFO] [stdout] a63eaeed1e4355a92a16af12f756c1791c88d1de9c47acefe2de43236f72ab5b
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/andyyu2004/rust_lambda_calculus:/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] 4bc15c6c459f264fd4f11d3ffa725813e55d7a5997dadd2fc331269cb292c745
[INFO] running `"docker" "start" "-a" "4bc15c6c459f264fd4f11d3ffa725813e55d7a5997dadd2fc331269cb292c745"`
[INFO] [stderr]    Compiling r_lambda_calculus v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]   --> src/lexing/lexer.rs:43:20
[INFO] [stderr]    |
[INFO] [stderr] 43 |                 'a'...'z' => tokens.push(
[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/lexing/lexer.rs:48:26
[INFO] [stderr]    |
[INFO] [stderr] 48 |                 '$' | 'A'...'Z' => {
[INFO] [stderr]    |                          ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.03s
[INFO] running `"docker" "inspect" "4bc15c6c459f264fd4f11d3ffa725813e55d7a5997dadd2fc331269cb292c745"`
[INFO] running `"docker" "rm" "-f" "4bc15c6c459f264fd4f11d3ffa725813e55d7a5997dadd2fc331269cb292c745"`
[INFO] [stdout] 4bc15c6c459f264fd4f11d3ffa725813e55d7a5997dadd2fc331269cb292c745
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.37-6/worker-6/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/andyyu2004/rust_lambda_calculus:/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] 233754d12c5cd3d164c9fea3f26cf0face89f972be59a4e8abcbb6109fb8a0c2
[INFO] running `"docker" "start" "-a" "233754d12c5cd3d164c9fea3f26cf0face89f972be59a4e8abcbb6109fb8a0c2"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/r_lambda_calculus-76155ff0bf24ee7c
[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" "233754d12c5cd3d164c9fea3f26cf0face89f972be59a4e8abcbb6109fb8a0c2"`
[INFO] running `"docker" "rm" "-f" "233754d12c5cd3d164c9fea3f26cf0face89f972be59a4e8abcbb6109fb8a0c2"`
[INFO] [stdout] 233754d12c5cd3d164c9fea3f26cf0face89f972be59a4e8abcbb6109fb8a0c2