[INFO] fetching crate metac 0.1.1...
[INFO] testing metac-0.1.1 against master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] extracting crate metac 0.1.1 into /workspace/builds/worker-0-tc1/source
[INFO] started tweaking crates.io crate metac 0.1.1
[INFO] finished tweaking crates.io crate metac 0.1.1
[INFO] tweaked toml for crates.io crate metac 0.1.1 written to /workspace/builds/worker-0-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate metac 0.1.1 on toolchain cdb45c87e2cd43495379f7e867e3cc15dcee9f93
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 73 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.7.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 208366efe2d7c7b98666a8981613027b52be4eb883dc7d81262b240565278631
[INFO] running `Command { std: "docker" "start" "-a" "208366efe2d7c7b98666a8981613027b52be4eb883dc7d81262b240565278631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "208366efe2d7c7b98666a8981613027b52be4eb883dc7d81262b240565278631", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "208366efe2d7c7b98666a8981613027b52be4eb883dc7d81262b240565278631", kill_on_drop: false }`
[INFO] [stdout] 208366efe2d7c7b98666a8981613027b52be4eb883dc7d81262b240565278631
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9e6af5ceb84953d58bffe49efa6cb11f90a809e7d32bf08c5d914f010f2b8c3d
[INFO] running `Command { std: "docker" "start" "-a" "9e6af5ceb84953d58bffe49efa6cb11f90a809e7d32bf08c5d914f010f2b8c3d", kill_on_drop: false }`
[INFO] [stderr]    Compiling metac v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "9e6af5ceb84953d58bffe49efa6cb11f90a809e7d32bf08c5d914f010f2b8c3d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e6af5ceb84953d58bffe49efa6cb11f90a809e7d32bf08c5d914f010f2b8c3d", kill_on_drop: false }`
[INFO] [stdout] 9e6af5ceb84953d58bffe49efa6cb11f90a809e7d32bf08c5d914f010f2b8c3d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c0fec4ee982c60e8011e51f7170e425a5ad39569447d30250203c87abd06685c
[INFO] running `Command { std: "docker" "start" "-a" "c0fec4ee982c60e8011e51f7170e425a5ad39569447d30250203c87abd06685c", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling libc v0.2.175
[INFO] [stderr]    Compiling regex-syntax v0.8.6
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling regex-automata v0.4.10
[INFO] [stderr]    Compiling serde_json v1.0.143
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling regex v1.11.2
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling metac v0.1.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field `invoked` is never read
[INFO] [stdout]    --> lib.rs:494:17
[INFO] [stdout]     |
[INFO] [stdout] 493 |         struct Eval {
[INFO] [stdout]     |                ---- field in this struct
[INFO] [stdout] 494 |             pub invoked: usize,
[INFO] [stdout]     |                 ^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 38.42s
[INFO] running `Command { std: "docker" "inspect" "c0fec4ee982c60e8011e51f7170e425a5ad39569447d30250203c87abd06685c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c0fec4ee982c60e8011e51f7170e425a5ad39569447d30250203c87abd06685c", kill_on_drop: false }`
[INFO] [stdout] c0fec4ee982c60e8011e51f7170e425a5ad39569447d30250203c87abd06685c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc1/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] b4457b2ee75ca44b38041147e5ba218a01480e0a838efbd8e11c803a5d5254c4
[INFO] running `Command { std: "docker" "start" "-a" "b4457b2ee75ca44b38041147e5ba218a01480e0a838efbd8e11c803a5d5254c4", kill_on_drop: false }`
[INFO] [stderr] warning: field `invoked` is never read
[INFO] [stdout] 
[INFO] [stderr]    --> lib.rs:494:17
[INFO] [stdout] running 33 tests
[INFO] [stderr]     |
[INFO] [stdout] test tests::empty_evaluate_very_short ... ok
[INFO] [stderr] 493 |         struct Eval {
[INFO] [stdout] test tests::empty_evaluate_very_long ... ok
[INFO] [stderr]     |                ---- field in this struct
[INFO] [stdout] test tests::empty_evaluate_with_subsistution ... ok
[INFO] [stderr] 494 |             pub invoked: usize,
[INFO] [stdout] test tests::empty_evaluate ... ok
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stdout] test tests::basic_parse ... ok
[INFO] [stderr]     |
[INFO] [stdout] test tests::empty_nested_subcommand_parse ... ok
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] test tests::empty_nested_subcommand_with_more_empty_parse ... ok
[INFO] [stderr] 
[INFO] [stdout] test tests::empty_parse ... ok
[INFO] [stderr] warning: `metac` (lib test) generated 1 warning
[INFO] [stdout] test tests::empty_subcommand_parse ... ok
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] [stdout] test tests::evaluator ... ok
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/metac-6b08517c1571edb5)
[INFO] [stdout] test tests::fail_parse_closing_parenthesis ... ok
[INFO] [stdout] test tests::fail_parse_dangling_open_parenthesis ... ok
[INFO] [stdout] test tests::fail_parse_too_long ... ok
[INFO] [stdout] test tests::increment_evaluate ... ok
[INFO] [stdout] test tests::interpret_empty ... ok
[INFO] [stdout] test tests::interpret_whitespace ... ok
[INFO] [stdout] test tests::parse_touching_nested_call ... ok
[INFO] [stdout] test tests::interpret_unicode ... ok
[INFO] [stdout] test tests::parse_unicode ... ok
[INFO] [stdout] test tests::parse_weird_whitespace ... ok
[INFO] [stdout] test tests::partial_parse_error ... ok
[INFO] [stdout] test tests::partial_parse_error_complex ... ok
[INFO] [stdout] test tests::partial_parse_multi_line ... ok
[INFO] [stdout] test tests::interpret_multiple ... ok
[INFO] [stdout] test tests::partial_parse_multi_line_nested ... ok
[INFO] [stdout] test tests::iterate_very_long ... ok
[INFO] [stdout] test tests::parse_very_long ... ok
[INFO] [stdout] test tests::partial_parse_single_line ... ok
[INFO] [stdout] test tests::premature_right_parentheses_discards_entire_line ... ok
[INFO] [stdout] test tests::recursive_evaluator ... ok
[INFO] [stdout] test tests::subcommand_parse ... ok
[INFO] [stdout] test tests::subcommand_parse_multiline ... ok
[INFO] [stderr]    Doc-tests metac
[INFO] [stdout] test tests::interpret_multiple_simple ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 33 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lib.rs - (line 75) ... ok
[INFO] [stdout] test lib.rs - (line 4) ... ok
[INFO] [stdout] test lib.rs - (line 38) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b4457b2ee75ca44b38041147e5ba218a01480e0a838efbd8e11c803a5d5254c4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4457b2ee75ca44b38041147e5ba218a01480e0a838efbd8e11c803a5d5254c4", kill_on_drop: false }`
[INFO] [stdout] b4457b2ee75ca44b38041147e5ba218a01480e0a838efbd8e11c803a5d5254c4