[INFO] fetching crate confiner 0.2.1...
[INFO] testing confiner-0.2.1 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate confiner 0.2.1 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate confiner 0.2.1
[INFO] finished tweaking crates.io crate confiner 0.2.1
[INFO] tweaked toml for crates.io crate confiner 0.2.1 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate confiner 0.2.1 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 12 packages to latest compatible versions
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e070be746d1247e3131f244dee81f2d2e415ebe941701e98d97f876abcb6923e
[INFO] running `Command { std: "docker" "start" "-a" "e070be746d1247e3131f244dee81f2d2e415ebe941701e98d97f876abcb6923e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e070be746d1247e3131f244dee81f2d2e415ebe941701e98d97f876abcb6923e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e070be746d1247e3131f244dee81f2d2e415ebe941701e98d97f876abcb6923e", kill_on_drop: false }`
[INFO] [stdout] e070be746d1247e3131f244dee81f2d2e415ebe941701e98d97f876abcb6923e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a6e9da66f5b65e1b6ed18dba83b5aa5fc596face347bee7aa45b777e083d20b7
[INFO] running `Command { std: "docker" "start" "-a" "a6e9da66f5b65e1b6ed18dba83b5aa5fc596face347bee7aa45b777e083d20b7", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling peg-runtime v0.8.5
[INFO] [stderr]    Compiling peg-macros v0.8.5
[INFO] [stderr]    Compiling peg v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.219
[INFO] [stderr]    Compiling serde v1.0.219
[INFO] [stderr]    Compiling confiner v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `confiner_grammar::block`
[INFO] [stdout]    --> src/grammar.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub use confiner_grammar::block;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `confiner_grammar::expr`
[INFO] [stdout]    --> src/grammar.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 | pub use confiner_grammar::expr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 12.68s
[INFO] running `Command { std: "docker" "inspect" "a6e9da66f5b65e1b6ed18dba83b5aa5fc596face347bee7aa45b777e083d20b7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6e9da66f5b65e1b6ed18dba83b5aa5fc596face347bee7aa45b777e083d20b7", kill_on_drop: false }`
[INFO] [stdout] a6e9da66f5b65e1b6ed18dba83b5aa5fc596face347bee7aa45b777e083d20b7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 86cf9d49c0fbcdda1c7f3c3970a0d45c2e8951586174e4b591a78c7429b97e8d
[INFO] running `Command { std: "docker" "start" "-a" "86cf9d49c0fbcdda1c7f3c3970a0d45c2e8951586174e4b591a78c7429b97e8d", kill_on_drop: false }`
[INFO] [stderr]    Compiling diff v0.1.13
[INFO] [stdout] warning: unused import: `confiner_grammar::block`
[INFO] [stdout]    --> src/grammar.rs:198:9
[INFO] [stdout]     |
[INFO] [stdout] 198 | pub use confiner_grammar::block;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `confiner_grammar::expr`
[INFO] [stdout]    --> src/grammar.rs:199:9
[INFO] [stdout]     |
[INFO] [stdout] 199 | pub use confiner_grammar::expr;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling pretty_assertions v1.4.1
[INFO] [stderr]    Compiling confiner v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `serde::Deserialize`
[INFO] [stdout]    --> src/deser.rs:160:9
[INFO] [stdout]     |
[INFO] [stdout] 160 |     use serde::Deserialize;
[INFO] [stdout]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.49s
[INFO] running `Command { std: "docker" "inspect" "86cf9d49c0fbcdda1c7f3c3970a0d45c2e8951586174e4b591a78c7429b97e8d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "86cf9d49c0fbcdda1c7f3c3970a0d45c2e8951586174e4b591a78c7429b97e8d", kill_on_drop: false }`
[INFO] [stdout] 86cf9d49c0fbcdda1c7f3c3970a0d45c2e8951586174e4b591a78c7429b97e8d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] d14bcc3901c156551e037a40ee6d37ca9ef811bba86399f6b020f0e71e740b49
[INFO] running `Command { std: "docker" "start" "-a" "d14bcc3901c156551e037a40ee6d37ca9ef811bba86399f6b020f0e71e740b49", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `confiner_grammar::block`
[INFO] [stderr]    --> src/grammar.rs:198:9
[INFO] [stderr]     |
[INFO] [stderr] 198 | pub use confiner_grammar::block;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `confiner_grammar::expr`
[INFO] [stderr]    --> src/grammar.rs:199:9
[INFO] [stderr]     |
[INFO] [stderr] 199 | pub use confiner_grammar::expr;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `serde::Deserialize`
[INFO] [stderr]    --> src/deser.rs:160:9
[INFO] [stderr]     |
[INFO] [stderr] 160 |     use serde::Deserialize;
[INFO] [stderr]     |         ^^^^^^^^^^^^^^^^^^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `confiner` (lib) generated 2 warnings (run `cargo fix --lib -p confiner` to apply 2 suggestions)
[INFO] [stderr] warning: `confiner` (lib test) generated 1 warning
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/confiner-fbc51538a7e92a93)
[INFO] [stdout] running 22 tests
[INFO] [stdout] test deser::test_deser_list ... ok
[INFO] [stdout] test deser::test_deser_enum ... ok
[INFO] [stdout] test deser::test_deser_map ... ok
[INFO] [stdout] test deser::test_deser_option ... ok
[INFO] [stdout] test deser::test_deser_path ... ok
[INFO] [stdout] test grammar::test_child_roles ... ok
[INFO] [stdout] test deser::test_deser_structure ... ok
[INFO] [stdout] test grammar::test_expr_enum_with_data ... ok
[INFO] [stdout] test grammar::test_block_info_empty_body ... ok
[INFO] [stdout] test deser::test_deser_block_to_structure ... ok
[INFO] [stdout] test grammar::test_expr_float ... ok
[INFO] [stdout] test grammar::test_child_types ... ok
[INFO] [stdout] test grammar::test_expr_int ... ok
[INFO] [stdout] test grammar::test_expr_false ... ok
[INFO] [stdout] test grammar::test_expr_true ... ok
[INFO] [stdout] test grammar::test_expr_str ... ok
[INFO] [stdout] test grammar::test_expr_path ... ok
[INFO] [stdout] test grammar::test_expr_map ... ok
[INFO] [stdout] test grammar::test_expr_list ... ok
[INFO] [stdout] test loader::test_loader ... ok
[INFO] [stdout] test grammar::test_hash_str ... ok
[INFO] [stdout] test grammar::test_expr_enum_no_data ... ok
[INFO] [stderr]    Doc-tests confiner
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 22 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[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" "d14bcc3901c156551e037a40ee6d37ca9ef811bba86399f6b020f0e71e740b49", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d14bcc3901c156551e037a40ee6d37ca9ef811bba86399f6b020f0e71e740b49", kill_on_drop: false }`
[INFO] [stdout] d14bcc3901c156551e037a40ee6d37ca9ef811bba86399f6b020f0e71e740b49