[INFO] fetching crate metac 0.1.1...
[INFO] testing metac-0.1.1 against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] extracting crate metac 0.1.1 into /workspace/builds/worker-2-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-2-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate metac 0.1.1 on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 64 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.3.6 (available: v0.8.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9d5621e992d4225de1ef5f05b817e4a6766856f442493206c4f5e8305899309
[INFO] running `Command { std: "docker" "start" "-a" "e9d5621e992d4225de1ef5f05b817e4a6766856f442493206c4f5e8305899309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9d5621e992d4225de1ef5f05b817e4a6766856f442493206c4f5e8305899309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9d5621e992d4225de1ef5f05b817e4a6766856f442493206c4f5e8305899309", kill_on_drop: false }`
[INFO] [stdout] e9d5621e992d4225de1ef5f05b817e4a6766856f442493206c4f5e8305899309
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ecd24bcb921b1b3bbdfcc47bf4ee9481fdd2467657e3ceb53a7669241ac01a31
[INFO] running `Command { std: "docker" "start" "-a" "ecd24bcb921b1b3bbdfcc47bf4ee9481fdd2467657e3ceb53a7669241ac01a31", kill_on_drop: false }`
[INFO] [stderr]    Compiling metac v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.29s
[INFO] running `Command { std: "docker" "inspect" "ecd24bcb921b1b3bbdfcc47bf4ee9481fdd2467657e3ceb53a7669241ac01a31", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecd24bcb921b1b3bbdfcc47bf4ee9481fdd2467657e3ceb53a7669241ac01a31", kill_on_drop: false }`
[INFO] [stdout] ecd24bcb921b1b3bbdfcc47bf4ee9481fdd2467657e3ceb53a7669241ac01a31
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] afe4acfa1948f6cfae07ed1c1ac50764839017d236613f563f7073cc6f8e10e6
[INFO] running `Command { std: "docker" "start" "-a" "afe4acfa1948f6cfae07ed1c1ac50764839017d236613f563f7073cc6f8e10e6", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde_core v1.0.228
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling unicode-width v0.1.14
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling csv-core v0.1.13
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling serde_json v1.0.149
[INFO] [stderr]    Compiling csv v1.4.0
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[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 22.49s
[INFO] running `Command { std: "docker" "inspect" "afe4acfa1948f6cfae07ed1c1ac50764839017d236613f563f7073cc6f8e10e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "afe4acfa1948f6cfae07ed1c1ac50764839017d236613f563f7073cc6f8e10e6", kill_on_drop: false }`
[INFO] [stdout] afe4acfa1948f6cfae07ed1c1ac50764839017d236613f563f7073cc6f8e10e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 928eb557f0d49b997db33000f211e07b667c6fc98572f1ffba189faea8e6e3db
[INFO] running `Command { std: "docker" "start" "-a" "928eb557f0d49b997db33000f211e07b667c6fc98572f1ffba189faea8e6e3db", kill_on_drop: false }`
[INFO] [stderr] warning: field `invoked` is never read
[INFO] [stderr]    --> lib.rs:494:17
[INFO] [stderr]     |
[INFO] [stderr] 493 |         struct Eval {
[INFO] [stderr]     |                ---- field in this struct
[INFO] [stderr] 494 |             pub invoked: usize,
[INFO] [stderr]     |                 ^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `metac` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.14s
[INFO] [stderr]      Running unittests lib.rs (/opt/rustwide/target/debug/deps/metac-a01a9cb9daab5982)
[INFO] [stdout] 
[INFO] [stdout] running 33 tests
[INFO] [stdout] test tests::basic_parse ... ok
[INFO] [stdout] test tests::empty_evaluate_very_long ... ok
[INFO] [stdout] test tests::empty_evaluate ... ok
[INFO] [stdout] test tests::empty_nested_subcommand_parse ... ok
[INFO] [stdout] test tests::empty_parse ... ok
[INFO] [stdout] test tests::empty_nested_subcommand_with_more_empty_parse ... ok
[INFO] [stdout] test tests::empty_subcommand_parse ... ok
[INFO] [stdout] test tests::evaluator ... ok
[INFO] [stdout] test tests::fail_parse_closing_parenthesis ... ok
[INFO] [stdout] test tests::empty_evaluate_with_subsistution ... ok
[INFO] [stdout] test tests::fail_parse_dangling_open_parenthesis ... ok
[INFO] [stdout] test tests::interpret_empty ... ok
[INFO] [stdout] test tests::interpret_unicode ... ok
[INFO] [stdout] test tests::interpret_whitespace ... ok
[INFO] [stdout] test tests::fail_parse_too_long ... ok
[INFO] [stdout] test tests::interpret_multiple_simple ... ok
[INFO] [stdout] test tests::iterate_very_long ... ok
[INFO] [stdout] test tests::increment_evaluate ... ok
[INFO] [stdout] test tests::parse_unicode ... ok
[INFO] [stdout] test tests::parse_very_long ... ok
[INFO] [stdout] test tests::parse_weird_whitespace ... ok
[INFO] [stdout] test tests::parse_touching_nested_call ... 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::partial_parse_multi_line_nested ... ok
[INFO] [stdout] test tests::partial_parse_single_line ... ok
[INFO] [stdout] test tests::recursive_evaluator ... ok
[INFO] [stdout] test tests::subcommand_parse ... ok
[INFO] [stdout] test tests::interpret_multiple ... ok
[INFO] [stdout] test tests::subcommand_parse_multiline ... ok
[INFO] [stdout] test tests::premature_right_parentheses_discards_entire_line ... ok
[INFO] [stdout] test tests::empty_evaluate_very_short ... 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] [stderr]    Doc-tests metac
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test lib.rs - (line 4) ... ok
[INFO] [stdout] test lib.rs - (line 75) ... 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 0.58s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "928eb557f0d49b997db33000f211e07b667c6fc98572f1ffba189faea8e6e3db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "928eb557f0d49b997db33000f211e07b667c6fc98572f1ffba189faea8e6e3db", kill_on_drop: false }`
[INFO] [stdout] 928eb557f0d49b997db33000f211e07b667c6fc98572f1ffba189faea8e6e3db
