[INFO] fetching crate error_ctx 0.1.0...
[INFO] testing error_ctx-0.1.0 against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210-1
[INFO] extracting crate error_ctx 0.1.0 into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate error_ctx 0.1.0
[INFO] finished tweaking crates.io crate error_ctx 0.1.0
[INFO] tweaked toml for crates.io crate error_ctx 0.1.0 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate error_ctx 0.1.0 on toolchain dec9417b8611e34e787a3e4c37686b5131f9e5c5
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate error_ctx 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2d00fc51e974b061cd89c8078fa4b2df125e6907871974f09f8c8a5c81803e12
[INFO] running `Command { std: "docker" "start" "-a" "2d00fc51e974b061cd89c8078fa4b2df125e6907871974f09f8c8a5c81803e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2d00fc51e974b061cd89c8078fa4b2df125e6907871974f09f8c8a5c81803e12", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2d00fc51e974b061cd89c8078fa4b2df125e6907871974f09f8c8a5c81803e12", kill_on_drop: false }`
[INFO] [stdout] 2d00fc51e974b061cd89c8078fa4b2df125e6907871974f09f8c8a5c81803e12
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 869fc2717dddfc50f09c6c75826a7179917449eb3484ceab8c1632f89eeb0c04
[INFO] running `Command { std: "docker" "start" "-a" "869fc2717dddfc50f09c6c75826a7179917449eb3484ceab8c1632f89eeb0c04", kill_on_drop: false }`
[INFO] [stderr]    Compiling error_ctx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "869fc2717dddfc50f09c6c75826a7179917449eb3484ceab8c1632f89eeb0c04", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "869fc2717dddfc50f09c6c75826a7179917449eb3484ceab8c1632f89eeb0c04", kill_on_drop: false }`
[INFO] [stdout] 869fc2717dddfc50f09c6c75826a7179917449eb3484ceab8c1632f89eeb0c04
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 6293934fd4c093872dd3a3040d2309ca04731784129636c0aafd6c7a4b5935bd
[INFO] running `Command { std: "docker" "start" "-a" "6293934fd4c093872dd3a3040d2309ca04731784129636c0aafd6c7a4b5935bd", kill_on_drop: false }`
[INFO] [stderr]    Compiling error_ctx v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.74s
[INFO] running `Command { std: "docker" "inspect" "6293934fd4c093872dd3a3040d2309ca04731784129636c0aafd6c7a4b5935bd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6293934fd4c093872dd3a3040d2309ca04731784129636c0aafd6c7a4b5935bd", kill_on_drop: false }`
[INFO] [stdout] 6293934fd4c093872dd3a3040d2309ca04731784129636c0aafd6c7a4b5935bd
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+dec9417b8611e34e787a3e4c37686b5131f9e5c5" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] c9f3438585d2aa8b6d414081c3fe9e6cfa81f5eabf5e8fefa3ef63f808df8fe3
[INFO] running `Command { std: "docker" "start" "-a" "c9f3438585d2aa8b6d414081c3fe9e6cfa81f5eabf5e8fefa3ef63f808df8fe3", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/error_ctx-2cc2e5cab23104a7)
[INFO] [stdout] 
[INFO] [stdout] running 23 tests
[INFO] [stdout] test tests::ctx_err_macro_format_args ... ok
[INFO] [stdout] test tests::ctx_report_clone ... ok
[INFO] [stdout] test tests::ctx_report_context_chains ... ok
[INFO] [stdout] test tests::ctx_report_context_with_status_overrides ... ok
[INFO] [stdout] test tests::ctx_err_macro_permanent ... ok
[INFO] [stdout] test tests::ctx_report_display_chain ... ok
[INFO] [stdout] test tests::ctx_err_macro_with_status ... ok
[INFO] [stdout] test tests::ctx_report_display_includes_source ... ok
[INFO] [stdout] test tests::ctx_report_display_root_only ... ok
[INFO] [stdout] test tests::ctx_report_error_status_ext_returns_status ... ok
[INFO] [stdout] test tests::ctx_report_from_error ... ok
[INFO] [stdout] test tests::ctx_report_new ... ok
[INFO] [stdout] test tests::ctx_report_permanent ... ok
[INFO] [stdout] test tests::ctx_report_from_error_with_context_uses_error_status_ext ... ok
[INFO] [stdout] test tests::ctx_report_std_error_source ... ok
[INFO] [stdout] test tests::ctx_report_temporary ... ok
[INFO] [stdout] test tests::ctx_report_with_context_lazy ... ok
[INFO] [stdout] test tests::ctx_report_with_status_overrides ... ok
[INFO] [stdout] test tests::error_status_equality ... ok
[INFO] [stdout] test tests::result_context_with_status ... ok
[INFO] [stdout] test tests::result_context_wraps_err ... ok
[INFO] [stdout] test tests::result_with_context_lazy ... ok
[INFO] [stdout] test tests::result_context_ok_passthrough ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 23 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests error_ctx
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - ctx_err (line 313) ... ignored
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c9f3438585d2aa8b6d414081c3fe9e6cfa81f5eabf5e8fefa3ef63f808df8fe3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c9f3438585d2aa8b6d414081c3fe9e6cfa81f5eabf5e8fefa3ef63f808df8fe3", kill_on_drop: false }`
[INFO] [stdout] c9f3438585d2aa8b6d414081c3fe9e6cfa81f5eabf5e8fefa3ef63f808df8fe3