[INFO] cloning repository https://github.com/ceres-lang/ceres-rs
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ceres-lang/ceres-rs" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceres-lang%2Fceres-rs", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceres-lang%2Fceres-rs'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 97a230144012682172f15ba0fb95eebed38ee562
[INFO] testing ceres-lang/ceres-rs against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fceres-lang%2Fceres-rs" "/workspace/builds/worker-12/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-12/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/ceres-lang/ceres-rs on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/ceres-lang/ceres-rs
[INFO] finished tweaking git repo https://github.com/ceres-lang/ceres-rs
[INFO] tweaked toml for git repo https://github.com/ceres-lang/ceres-rs written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] crate git repo https://github.com/ceres-lang/ceres-rs already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 72ffe1825a55cb048862d90e45c5cc5e4dad6b9ad76551a6a918699f7dd6fd76
[INFO] running `Command { std: "docker" "start" "-a" "72ffe1825a55cb048862d90e45c5cc5e4dad6b9ad76551a6a918699f7dd6fd76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "72ffe1825a55cb048862d90e45c5cc5e4dad6b9ad76551a6a918699f7dd6fd76", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72ffe1825a55cb048862d90e45c5cc5e4dad6b9ad76551a6a918699f7dd6fd76", kill_on_drop: false }`
[INFO] [stdout] 72ffe1825a55cb048862d90e45c5cc5e4dad6b9ad76551a6a918699f7dd6fd76
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5780285815b9f99b3fef6e7c5e1605abac774f87850ac7f3770d4cada455acd
[INFO] running `Command { std: "docker" "start" "-a" "b5780285815b9f99b3fef6e7c5e1605abac774f87850ac7f3770d4cada455acd", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling ceres-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::ast`
[INFO] [stdout]  --> src/lib/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::ast;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_eos`
[INFO] [stdout]   --> src/lib/parser.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn is_eos(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 4.68s
[INFO] running `Command { std: "docker" "inspect" "b5780285815b9f99b3fef6e7c5e1605abac774f87850ac7f3770d4cada455acd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5780285815b9f99b3fef6e7c5e1605abac774f87850ac7f3770d4cada455acd", kill_on_drop: false }`
[INFO] [stdout] b5780285815b9f99b3fef6e7c5e1605abac774f87850ac7f3770d4cada455acd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] d4edf507eb9d443d24911bb30ed82403bdbcca2ab8f04d94566431bba41e5d1d
[INFO] running `Command { std: "docker" "start" "-a" "d4edf507eb9d443d24911bb30ed82403bdbcca2ab8f04d94566431bba41e5d1d", kill_on_drop: false }`
[INFO] [stderr]    Compiling ceres-rs v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::ast`
[INFO] [stdout]  --> src/lib/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::ast;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_eos`
[INFO] [stdout]   --> src/lib/parser.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn is_eos(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `std::vec`
[INFO] [stdout]  --> tests/lexer_tests.rs:1:5
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::vec;
[INFO] [stdout]   |     ^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `ceres::parser::Parser`
[INFO] [stdout]  --> tests/lexer_tests.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use ceres::parser::Parser;
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::ast`
[INFO] [stdout]  --> src/lib/parser.rs:4:5
[INFO] [stdout]   |
[INFO] [stdout] 4 | use crate::ast;
[INFO] [stdout]   |     ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `is_eos`
[INFO] [stdout]   --> src/lib/parser.rs:27:8
[INFO] [stdout]    |
[INFO] [stdout] 27 |     fn is_eos(&self) -> bool {
[INFO] [stdout]    |        ^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.37s
[INFO] running `Command { std: "docker" "inspect" "d4edf507eb9d443d24911bb30ed82403bdbcca2ab8f04d94566431bba41e5d1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d4edf507eb9d443d24911bb30ed82403bdbcca2ab8f04d94566431bba41e5d1d", kill_on_drop: false }`
[INFO] [stdout] d4edf507eb9d443d24911bb30ed82403bdbcca2ab8f04d94566431bba41e5d1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 3238c5e6d2f86000ad4a38d10d56ff8991aa6819d0139d6c1fd5b5b35cab71f2
[INFO] running `Command { std: "docker" "start" "-a" "3238c5e6d2f86000ad4a38d10d56ff8991aa6819d0139d6c1fd5b5b35cab71f2", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr] warning: unused import: `crate::ast`
[INFO] [stdout] running 0 tests
[INFO] [stderr]  --> src/lib/parser.rs:4:5
[INFO] [stdout] 
[INFO] [stderr]   |
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stderr] 4 | use crate::ast;
[INFO] [stdout] 
[INFO] [stderr]   |     ^^^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: associated function is never used: `is_eos`
[INFO] [stderr]   --> src/lib/parser.rs:27:8
[INFO] [stderr]    |
[INFO] [stderr] 27 |     fn is_eos(&self) -> bool {
[INFO] [stderr]    |        ^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `ceres-rs` (lib) generated 2 warnings
[INFO] [stderr] warning: `ceres-rs` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr] warning: unused import: `std::vec`
[INFO] [stderr]  --> tests/lexer_tests.rs:1:5
[INFO] [stderr]   |
[INFO] [stderr] 1 | use std::vec;
[INFO] [stderr]   |     ^^^^^^^^
[INFO] [stderr]   |
[INFO] [stderr]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `ceres::parser::Parser`
[INFO] [stderr]  --> tests/lexer_tests.rs:4:5
[INFO] [stderr]   |
[INFO] [stderr] 4 | use ceres::parser::Parser;
[INFO] [stderr]   |     ^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `ceres-rs` (test "lexer_tests") generated 2 warnings
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ceres-89bbf4c35b5c4566)
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/ceres-e3fee92e14c1935a)
[INFO] [stdout] 
[INFO] [stderr]      Running tests/lexer_tests.rs (/opt/rustwide/target/debug/deps/lexer_tests-1db307e9e9575e82)
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test lexer_tests::lexer_scan_expr ... ok
[INFO] [stdout] test lexer_tests::lexer_scan_string ... ok
[INFO] [stdout] test lexer_tests::lexer_ignore_comment ... ok
[INFO] [stdout] test lexer_tests::lexer_ignore_whitespace ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/parser_tests.rs (/opt/rustwide/target/debug/deps/parser_tests-954fd713aec3b780)
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test parser_tests::parser_parse_ident_then_number ... ok
[INFO] [stdout] test parser_tests::parser_parse_ident_then_string ... ok
[INFO] [stdout] test parser_tests::parser_parse_number ... ok
[INFO] [stdout] test parser_tests::parser_parse_string ... ok
[INFO] [stdout] test parser_tests::parser_parse_valid_ident ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests ceres
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "3238c5e6d2f86000ad4a38d10d56ff8991aa6819d0139d6c1fd5b5b35cab71f2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3238c5e6d2f86000ad4a38d10d56ff8991aa6819d0139d6c1fd5b5b35cab71f2", kill_on_drop: false }`
[INFO] [stdout] 3238c5e6d2f86000ad4a38d10d56ff8991aa6819d0139d6c1fd5b5b35cab71f2