[INFO] updating cached repository https://github.com/fplust/rlox
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/big/crater/work/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] a500cf7a1918d23bf48c7a78527405dc52e6df6f
[INFO] testing fplust/rlox against beta-2019-09-28 for beta-1.39-1
[INFO] running `"git" "clone" "work/cache/git-repos/https%3A%2F%2Fgithub.com%2Ffplust%2Frlox" "work/builds/worker-3/source"`
[INFO] [stderr] Cloning into 'work/builds/worker-3/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/fplust/rlox on toolchain beta-2019-09-28
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/fplust/rlox
[INFO] finished tweaking git repo https://github.com/fplust/rlox
[INFO] tweaked toml for git repo https://github.com/fplust/rlox written to work/builds/worker-3/source/Cargo.toml
[INFO] crate git repo https://github.com/fplust/rlox already has a lockfile, it will not be regenerated
[INFO] running `"/big/crater/work/cargo-home/bin/cargo" "+beta-2019-09-28" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "build" "--frozen"`
[INFO] [stdout] 7f9f6feee272905756abb1c715087906b117b44b132c6c826bedc58a6e43af38
[INFO] running `"docker" "start" "-a" "7f9f6feee272905756abb1c715087906b117b44b132c6c826bedc58a6e43af38"`
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/bin/gen_ast.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufWriter`, `Write`
[INFO] [stderr]  --> src/bin/gen_ast.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{BufWriter, Write};
[INFO] [stderr]   |               ^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:120:16
[INFO] [stderr]     |
[INFO] [stderr] 120 |             '0'...'9' => self.number(),
[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/scanner.rs:126:16
[INFO] [stderr]     |
[INFO] [stderr] 126 |             'a'...'z' | 'A'...'Z' | '_' => self.identifier(),
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:126:28
[INFO] [stderr]     |
[INFO] [stderr] 126 |             'a'...'z' | 'A'...'Z' | '_' => self.identifier(),
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:158:16
[INFO] [stderr]     |
[INFO] [stderr] 158 |             '0'...'9' => true,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:164:16
[INFO] [stderr]     |
[INFO] [stderr] 164 |             'a'...'z' | 'A'...'Z' | '_' => true,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:164:28
[INFO] [stderr]     |
[INFO] [stderr] 164 |             'a'...'z' | 'A'...'Z' | '_' => true,
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]    --> src/interpreter.rs:292:34
[INFO] [stderr]     |
[INFO] [stderr] 292 |     fn visit_get_expr(&mut self, expr: &Get) -> RTResult {
[INFO] [stderr]     |                                  ^^^^ help: consider prefixing with an underscore: `_expr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `interpreter`
[INFO] [stderr]   --> src/lox_class.rs:20:20
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn call(&self, interpreter: &mut Interpreter, arguments: Vec<Object>) -> RTResult {
[INFO] [stderr]    |                    ^^^^^^^^^^^ help: consider prefixing with an underscore: `_interpreter`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arguments`
[INFO] [stderr]   --> src/lox_class.rs:20:51
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn call(&self, interpreter: &mut Interpreter, arguments: Vec<Object>) -> RTResult {
[INFO] [stderr]    |                                                   ^^^^^^^^^ help: consider prefixing with an underscore: `_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/lox_instance.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn get(name: &String) -> Object {
[INFO] [stderr]    |                ^^^^ help: consider prefixing with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `synchronize`
[INFO] [stderr]    --> src/parser.rs:422:5
[INFO] [stderr]     |
[INFO] [stderr] 422 |     fn synchronize(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/lox_instance.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn get(name: &String) -> Object {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.54s
[INFO] running `"docker" "inspect" "7f9f6feee272905756abb1c715087906b117b44b132c6c826bedc58a6e43af38"`
[INFO] running `"docker" "rm" "-f" "7f9f6feee272905756abb1c715087906b117b44b132c6c826bedc58a6e43af38"`
[INFO] [stdout] 7f9f6feee272905756abb1c715087906b117b44b132c6c826bedc58a6e43af38
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen" "--no-run"`
[INFO] [stdout] a09e63863ab75753a290bed1545ef9671d493ecea1965b1d9079e4eb701afe01
[INFO] running `"docker" "start" "-a" "a09e63863ab75753a290bed1545ef9671d493ecea1965b1d9079e4eb701afe01"`
[INFO] [stderr]    Compiling lox v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unused import: `std::fs::File`
[INFO] [stderr]  --> src/bin/gen_ast.rs:2:5
[INFO] [stderr]   |
[INFO] [stderr] 2 | use std::fs::File;
[INFO] [stderr]   |     ^^^^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused imports: `BufWriter`, `Write`
[INFO] [stderr]  --> src/bin/gen_ast.rs:3:15
[INFO] [stderr]   |
[INFO] [stderr] 3 | use std::io::{BufWriter, Write};
[INFO] [stderr]   |               ^^^^^^^^^  ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:120:16
[INFO] [stderr]     |
[INFO] [stderr] 120 |             '0'...'9' => self.number(),
[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/scanner.rs:126:16
[INFO] [stderr]     |
[INFO] [stderr] 126 |             'a'...'z' | 'A'...'Z' | '_' => self.identifier(),
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:126:28
[INFO] [stderr]     |
[INFO] [stderr] 126 |             'a'...'z' | 'A'...'Z' | '_' => self.identifier(),
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:158:16
[INFO] [stderr]     |
[INFO] [stderr] 158 |             '0'...'9' => true,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:164:16
[INFO] [stderr]     |
[INFO] [stderr] 164 |             'a'...'z' | 'A'...'Z' | '_' => true,
[INFO] [stderr]     |                ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: `...` range patterns are deprecated
[INFO] [stderr]    --> src/scanner.rs:164:28
[INFO] [stderr]     |
[INFO] [stderr] 164 |             'a'...'z' | 'A'...'Z' | '_' => true,
[INFO] [stderr]     |                            ^^^ help: use `..=` for an inclusive range
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `expr`
[INFO] [stderr]    --> src/interpreter.rs:292:34
[INFO] [stderr]     |
[INFO] [stderr] 292 |     fn visit_get_expr(&mut self, expr: &Get) -> RTResult {
[INFO] [stderr]     |                                  ^^^^ help: consider prefixing with an underscore: `_expr`
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `interpreter`
[INFO] [stderr]   --> src/lox_class.rs:20:20
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn call(&self, interpreter: &mut Interpreter, arguments: Vec<Object>) -> RTResult {
[INFO] [stderr]    |                    ^^^^^^^^^^^ help: consider prefixing with an underscore: `_interpreter`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `arguments`
[INFO] [stderr]   --> src/lox_class.rs:20:51
[INFO] [stderr]    |
[INFO] [stderr] 20 |     fn call(&self, interpreter: &mut Interpreter, arguments: Vec<Object>) -> RTResult {
[INFO] [stderr]    |                                                   ^^^^^^^^^ help: consider prefixing with an underscore: `_arguments`
[INFO] [stderr] 
[INFO] [stderr] warning: unused variable: `name`
[INFO] [stderr]   --> src/lox_instance.rs:18:16
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn get(name: &String) -> Object {
[INFO] [stderr]    |                ^^^^ help: consider prefixing with an underscore: `_name`
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `synchronize`
[INFO] [stderr]    --> src/parser.rs:422:5
[INFO] [stderr]     |
[INFO] [stderr] 422 |     fn synchronize(&mut self) {
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: method is never used: `get`
[INFO] [stderr]   --> src/lox_instance.rs:18:5
[INFO] [stderr]    |
[INFO] [stderr] 18 |     pub fn get(name: &String) -> Object {
[INFO] [stderr]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `"docker" "inspect" "a09e63863ab75753a290bed1545ef9671d493ecea1965b1d9079e4eb701afe01"`
[INFO] running `"docker" "rm" "-f" "a09e63863ab75753a290bed1545ef9671d493ecea1965b1d9079e4eb701afe01"`
[INFO] [stdout] a09e63863ab75753a290bed1545ef9671d493ecea1965b1d9079e4eb701afe01
[INFO] running `"docker" "create" "-v" "/big/crater/work/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/big/crater/work/builds/worker-3/source:/opt/rustwide/workdir:ro,Z" "-v" "/big/crater/work/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/big/crater/work/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "MAP_USER_ID=1000" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2019-09-28" "test" "--frozen"`
[INFO] [stdout] b2fdd3e820619c2ab391ac0c0ead07a0136f2297572bd43be4327fc6dbf44eb8
[INFO] running `"docker" "start" "-a" "b2fdd3e820619c2ab391ac0c0ead07a0136f2297572bd43be4327fc6dbf44eb8"`
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gen_ast-9b4988de88a16f74
[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]      Running /opt/rustwide/target/debug/deps/lox-48d683c9fcb1aaa5
[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" "b2fdd3e820619c2ab391ac0c0ead07a0136f2297572bd43be4327fc6dbf44eb8"`
[INFO] running `"docker" "rm" "-f" "b2fdd3e820619c2ab391ac0c0ead07a0136f2297572bd43be4327fc6dbf44eb8"`
[INFO] [stdout] b2fdd3e820619c2ab391ac0c0ead07a0136f2297572bd43be4327fc6dbf44eb8