[INFO] cloning repository https://github.com/tcharding/postfix
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tcharding/postfix" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcharding%2Fpostfix", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcharding%2Fpostfix'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b629db1a9cc20386883d59c30ed9de7aa991e7dc
[INFO] testing tcharding/postfix against try#dec9417b8611e34e787a3e4c37686b5131f9e5c5 for pr-154210
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcharding%2Fpostfix" "/workspace/builds/worker-3-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-3-tc2/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/tcharding/postfix
[INFO] finished tweaking git repo https://github.com/tcharding/postfix
[INFO] tweaked toml for git repo https://github.com/tcharding/postfix written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tcharding/postfix 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 git repo https://github.com/tcharding/postfix 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] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded quote v1.0.3
[INFO] [stderr]   Downloaded thiserror v1.0.14
[INFO] [stderr]   Downloaded thiserror-impl v1.0.14
[INFO] [stderr]   Downloaded proc-macro2 v1.0.10
[INFO] [stderr]   Downloaded anyhow v1.0.28
[INFO] [stderr]   Downloaded syn v1.0.17
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] be9cf4a78becb36cca7798b8e908eba5fa9fd0c3de27995a3dc660b6ecf0d4a3
[INFO] running `Command { std: "docker" "start" "-a" "be9cf4a78becb36cca7798b8e908eba5fa9fd0c3de27995a3dc660b6ecf0d4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "be9cf4a78becb36cca7798b8e908eba5fa9fd0c3de27995a3dc660b6ecf0d4a3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be9cf4a78becb36cca7798b8e908eba5fa9fd0c3de27995a3dc660b6ecf0d4a3", kill_on_drop: false }`
[INFO] [stdout] be9cf4a78becb36cca7798b8e908eba5fa9fd0c3de27995a3dc660b6ecf0d4a3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a6c29948670a9b6e8735b1b1704548f72d36a8ad7656998725acdeea2e8b6482
[INFO] running `Command { std: "docker" "start" "-a" "a6c29948670a9b6e8735b1b1704548f72d36a8ad7656998725acdeea2e8b6482", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.10
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.17
[INFO] [stderr]    Compiling anyhow v1.0.28
[INFO] [stderr]    Compiling quote v1.0.3
[INFO] [stderr]    Compiling thiserror-impl v1.0.14
[INFO] [stderr]    Compiling thiserror v1.0.14
[INFO] [stderr]    Compiling postfix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 4.23s
[INFO] running `Command { std: "docker" "inspect" "a6c29948670a9b6e8735b1b1704548f72d36a8ad7656998725acdeea2e8b6482", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a6c29948670a9b6e8735b1b1704548f72d36a8ad7656998725acdeea2e8b6482", kill_on_drop: false }`
[INFO] [stdout] a6c29948670a9b6e8735b1b1704548f72d36a8ad7656998725acdeea2e8b6482
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] 8bb7205cc8b71c32f932c4138efb77275bba3632812bac6afd5163f64197bc97
[INFO] running `Command { std: "docker" "start" "-a" "8bb7205cc8b71c32f932c4138efb77275bba3632812bac6afd5163f64197bc97", kill_on_drop: false }`
[INFO] [stderr]    Compiling postfix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.62s
[INFO] running `Command { std: "docker" "inspect" "8bb7205cc8b71c32f932c4138efb77275bba3632812bac6afd5163f64197bc97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8bb7205cc8b71c32f932c4138efb77275bba3632812bac6afd5163f64197bc97", kill_on_drop: false }`
[INFO] [stdout] 8bb7205cc8b71c32f932c4138efb77275bba3632812bac6afd5163f64197bc97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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] a30a928efd184ba4c1b9cbb33a997ca850d95566da83c632deb5ca9dcc00ea5d
[INFO] running `Command { std: "docker" "start" "-a" "a30a928efd184ba4c1b9cbb33a997ca850d95566da83c632deb5ca9dcc00ea5d", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/postfix-fc0b604e158ed243)
[INFO] [stdout] 
[INFO] [stdout] running 36 tests
[INFO] [stdout] test program::tests::can_add_with_empty_args ... ok
[INFO] [stdout] test program::tests::can_add_with_two_arg ... ok
[INFO] [stdout] test program::tests::can_div_with_one_arg ... ok
[INFO] [stdout] test program::tests::can_add_with_one_arg ... ok
[INFO] [stdout] test program::tests::can_eq_false ... ok
[INFO] [stdout] test program::tests::can_get_remainder_with_one_arg ... ok
[INFO] [stdout] test program::tests::can_exec_complex_sequence ... ok
[INFO] [stdout] test program::tests::can_lt_true ... ok
[INFO] [stdout] test program::tests::can_mul_with_one_arg ... ok
[INFO] [stdout] test program::tests::can_nget_last_index ... ok
[INFO] [stdout] test program::tests::can_exec_basic_sequence ... ok
[INFO] [stdout] test program::tests::can_nget_middle_index ... ok
[INFO] [stdout] test program::tests::can_pop ... ok
[INFO] [stdout] test program::tests::can_select_1 ... ok
[INFO] [stdout] test program::tests::can_sub_with_empty_args ... ok
[INFO] [stdout] test program::tests::can_sub_negative_result ... ok
[INFO] [stdout] test program::tests::can_sub_with_two_arg ... ok
[INFO] [stdout] test program::tests::can_sub_with_one_arg ... ok
[INFO] [stdout] test program::tests::can_swap ... ok
[INFO] [stdout] test program::tests::can_validate_balanced_parens ... ok
[INFO] [stdout] test program::tests::can_select_0 ... ok
[INFO] [stdout] test program::tests::parses_basic ... ok
[INFO] [stdout] test program::tests::only_top_of_stack_returned ... ok
[INFO] [stdout] test program::tests::eq_true ... ok
[INFO] [stdout] test program::tests::parses_complex ... ok
[INFO] [stdout] test program::tests::gt_true ... ok
[INFO] [stdout] test program::tests::gt_false ... ok
[INFO] [stdout] test program::tests::iterator_can_handle_simple_executable_sequences ... ok
[INFO] [stdout] test program::tests::iterator_can_handle_nested_executable_sequences ... ok
[INFO] [stdout] test program::tests::lt_false ... ok
[INFO] [stdout] test tests::can_split_valid_input_line_with_args ... ok
[INFO] [stdout] test tests::can_split_valid_input_line_with_empty_args ... ok
[INFO] [stdout] test program::tests::can_nget_index_1 ... ok
[INFO] [stdout] test program::tests::can_add_with_error - should panic ... ok
[INFO] [stdout] test program::tests::can_invalidate_unbalanced_close_parens - should panic ... ok
[INFO] [stdout] test program::tests::can_invalidate_unbalanced_open_parens - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 36 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/postfix-5666bfc01775b572)
[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] [stderr]    Doc-tests postfix
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - parse_args_program_string (line 29) ... ok
[INFO] [stdout] test src/lib.rs - split (line 11) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.28s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a30a928efd184ba4c1b9cbb33a997ca850d95566da83c632deb5ca9dcc00ea5d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a30a928efd184ba4c1b9cbb33a997ca850d95566da83c632deb5ca9dcc00ea5d", kill_on_drop: false }`
[INFO] [stdout] a30a928efd184ba4c1b9cbb33a997ca850d95566da83c632deb5ca9dcc00ea5d