[INFO] updating cached repository coder543/rush
[INFO] running `"git" "fetch" "--all"`
[INFO] [stdout] Fetching origin
[INFO] [stderr] From git://github.com/coder543/rush
[INFO] [stderr]  * branch            HEAD       -> FETCH_HEAD
[INFO] running `"git" "clone" "work/cache/sources/gh/coder543/rush" "work/ex/beta-1.38-1/sources/1.37.0/gh/coder543/rush"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/1.37.0/gh/coder543/rush'...
[INFO] [stderr] done.
[INFO] running `"git" "clone" "work/cache/sources/gh/coder543/rush" "work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/coder543/rush"`
[INFO] [stderr] Cloning into 'work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/coder543/rush'...
[INFO] [stderr] done.
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] 95445da9be08716651d75cb19d6ebefd0203fc58
[INFO] sha for GitHub repo coder543/rush: 95445da9be08716651d75cb19d6ebefd0203fc58
[INFO] validating manifest of coder543/rush 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 coder543/rush 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 coder543/rush
[INFO] finished frobbing coder543/rush
[INFO] frobbed toml for coder543/rush written to work/ex/beta-1.38-1/sources/1.37.0/gh/coder543/rush/Cargo.toml
[INFO] started frobbing coder543/rush
[INFO] finished frobbing coder543/rush
[INFO] frobbed toml for coder543/rush written to work/ex/beta-1.38-1/sources/beta-2019-08-13/gh/coder543/rush/Cargo.toml
[INFO] crate coder543/rush 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"/mnt/big/crater/work/local/cargo-home/bin/cargo" "+beta-2019-08-13" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] testing coder543/rush against 1.37.0 for beta-1.38-1
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/coder543/rush:/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" "+1.37.0" "build" "--frozen"`
[INFO] [stdout] 9167614534c0ed24e139ea0f799d34d9b1e6b938bee1d27a1e444aa4bcca8c01
[INFO] running `"docker" "start" "-a" "9167614534c0ed24e139ea0f799d34d9b1e6b938bee1d27a1e444aa4bcca8c01"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling gcc v0.3.54
[INFO] [stderr]    Compiling pkg-config v0.3.9
[INFO] [stderr]    Compiling libc v0.2.32
[INFO] [stderr]    Compiling log v0.3.8
[INFO] [stderr]    Compiling try_opt v0.1.1
[INFO] [stderr]    Compiling username v0.2.0
[INFO] [stderr]    Compiling ncurses v5.86.0
[INFO] [stderr]    Compiling pancurses v0.11.0
[INFO] [stderr]    Compiling rush v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `debug`
[INFO] [stderr]   --> src/interpreter/walker.rs:29:23
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn run(&self, debug: &DebugInfo, memory: &mut Memory) -> Result<Expr, String> {
[INFO] [stderr]    |                       ^^^^^ help: consider prefixing with an underscore: `_debug`
[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/interpreter/walker.rs:335:9
[INFO] [stderr]     |
[INFO] [stderr] 335 |     for mut expr in exprs {
[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: struct is never constructed: `Recorder`
[INFO] [stderr]  --> src/interactive/recorder.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Recorder {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Uploader`
[INFO] [stderr]  --> src/interactive/uploader.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Uploader {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `stdout`
[INFO] [stderr]  --> src/interactive/uploader.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn stdout<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `stderr`
[INFO] [stderr]   --> src/interactive/uploader.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn stderr<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `stdin`
[INFO] [stderr]   --> src/interactive/uploader.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn stdin<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `subrecorder`
[INFO] [stderr]   --> src/interactive/uploader.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn subrecorder(&self) -> Uploader {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Record`
[INFO] [stderr]   --> src/interactive/mod.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Record {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/interactive/mod.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(text: String) -> Record {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Message`
[INFO] [stderr]   --> src/interactive/mod.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub enum Message {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_channel`
[INFO] [stderr]   --> src/interactive/mod.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn make_channel() -> (Uploader, Recorder) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 12.93s
[INFO] running `"docker" "inspect" "9167614534c0ed24e139ea0f799d34d9b1e6b938bee1d27a1e444aa4bcca8c01"`
[INFO] running `"docker" "rm" "-f" "9167614534c0ed24e139ea0f799d34d9b1e6b938bee1d27a1e444aa4bcca8c01"`
[INFO] [stdout] 9167614534c0ed24e139ea0f799d34d9b1e6b938bee1d27a1e444aa4bcca8c01
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/coder543/rush:/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" "+1.37.0" "test" "--frozen" "--no-run"`
[INFO] [stdout] 7b89872cf22489eeceb285d153ddeb7b9ee20c59dd82bd64d3adcf7eeb6c205c
[INFO] running `"docker" "start" "-a" "7b89872cf22489eeceb285d153ddeb7b9ee20c59dd82bd64d3adcf7eeb6c205c"`
[INFO] [stderr]    Compiling rush v0.1.0 (/opt/crater/workdir)
[INFO] [stderr] warning: unused variable: `debug`
[INFO] [stderr]   --> src/interpreter/walker.rs:29:23
[INFO] [stderr]    |
[INFO] [stderr] 29 |     pub fn run(&self, debug: &DebugInfo, memory: &mut Memory) -> Result<Expr, String> {
[INFO] [stderr]    |                       ^^^^^ help: consider prefixing with an underscore: `_debug`
[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/interpreter/walker.rs:335:9
[INFO] [stderr]     |
[INFO] [stderr] 335 |     for mut expr in exprs {
[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: struct is never constructed: `Recorder`
[INFO] [stderr]  --> src/interactive/recorder.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Recorder {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: #[warn(dead_code)] on by default
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Uploader`
[INFO] [stderr]  --> src/interactive/uploader.rs:4:1
[INFO] [stderr]   |
[INFO] [stderr] 4 | pub struct Uploader {
[INFO] [stderr]   | ^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `stdout`
[INFO] [stderr]  --> src/interactive/uploader.rs:9:5
[INFO] [stderr]   |
[INFO] [stderr] 9 |     pub fn stdout<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `stderr`
[INFO] [stderr]   --> src/interactive/uploader.rs:15:5
[INFO] [stderr]    |
[INFO] [stderr] 15 |     pub fn stderr<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `stdin`
[INFO] [stderr]   --> src/interactive/uploader.rs:25:5
[INFO] [stderr]    |
[INFO] [stderr] 25 |     pub fn stdin<IntoString: Into<String>>(&self, text: IntoString) {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `subrecorder`
[INFO] [stderr]   --> src/interactive/uploader.rs:31:5
[INFO] [stderr]    |
[INFO] [stderr] 31 |     pub fn subrecorder(&self) -> Uploader {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: struct is never constructed: `Record`
[INFO] [stderr]   --> src/interactive/mod.rs:12:1
[INFO] [stderr]    |
[INFO] [stderr] 12 | pub struct Record {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `new`
[INFO] [stderr]   --> src/interactive/mod.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn new(text: String) -> Record {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: enum is never used: `Message`
[INFO] [stderr]   --> src/interactive/mod.rs:26:1
[INFO] [stderr]    |
[INFO] [stderr] 26 | pub enum Message {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: function is never used: `make_channel`
[INFO] [stderr]   --> src/interactive/mod.rs:33:1
[INFO] [stderr]    |
[INFO] [stderr] 33 | pub fn make_channel() -> (Uploader, Recorder) {
[INFO] [stderr]    | ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.05s
[INFO] running `"docker" "inspect" "7b89872cf22489eeceb285d153ddeb7b9ee20c59dd82bd64d3adcf7eeb6c205c"`
[INFO] running `"docker" "rm" "-f" "7b89872cf22489eeceb285d153ddeb7b9ee20c59dd82bd64d3adcf7eeb6c205c"`
[INFO] [stdout] 7b89872cf22489eeceb285d153ddeb7b9ee20c59dd82bd64d3adcf7eeb6c205c
[INFO] running `"docker" "create" "-v" "/mnt/big/crater/work/local/target-dirs/beta-1.38-1/worker-3/1.37.0:/opt/crater/target:rw,Z" "-v" "/mnt/big/crater/work/ex/beta-1.38-1/sources/1.37.0/gh/coder543/rush:/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" "+1.37.0" "test" "--frozen"`
[INFO] [stdout] f5ad1a430485c77bbb9a816604d7f95d1d881e25a2781729b24f62079b1374a7
[INFO] running `"docker" "start" "-a" "f5ad1a430485c77bbb9a816604d7f95d1d881e25a2781729b24f62079b1374a7"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rush-7102b29af1551b26
[INFO] [stdout] 
[INFO] [stdout] running 29 tests
[INFO] [stdout] test interpreter::ast::tests::parse_factorial ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_command ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_array ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_array_assign ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_assign ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_add2 ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_add ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_for ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_function ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_inline_command ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_negate ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_parenthetic ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_if ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_sub_add ... ok
[INFO] [stdout] test interpreter::ast::tests::parse_while ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_bool ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_float ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_ident ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_int ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_misc ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_operator ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_string ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_string2 ... ok
[INFO] [stdout] test interpreter::walker::tests::walk_assign2 ... ok
[INFO] [stdout] test interpreter::walker::tests::walk_assign ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_word_operators ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_unknown ... ok
[INFO] [stdout] test interpreter::tokenizer::tests::tokenize_subdivision ... ok
[INFO] [stdout] test interpreter::walker::tests::walk_assign_undefined ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 29 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/crater/target/debug/deps/rush-ebb29a2af6fe5170
[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] [stderr]    Doc-tests rush
[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" "f5ad1a430485c77bbb9a816604d7f95d1d881e25a2781729b24f62079b1374a7"`
[INFO] running `"docker" "rm" "-f" "f5ad1a430485c77bbb9a816604d7f95d1d881e25a2781729b24f62079b1374a7"`
[INFO] [stdout] f5ad1a430485c77bbb9a816604d7f95d1d881e25a2781729b24f62079b1374a7