[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 master#cdb45c87e2cd43495379f7e867e3cc15dcee9f93 for pr-145838-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftcharding%2Fpostfix" "/workspace/builds/worker-2-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-2-tc1/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-2-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/tcharding/postfix 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] 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" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "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 thiserror v1.0.14
[INFO] [stderr]   Downloaded proc-macro2 v1.0.10
[INFO] [stderr]   Downloaded anyhow v1.0.28
[INFO] [stderr]   Downloaded thiserror-impl v1.0.14
[INFO] [stderr]   Downloaded syn v1.0.17
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 8197a6efd3fb9e99683ecd97960efaa21336c83c66fd14335454827087c0789d
[INFO] running `Command { std: "docker" "start" "-a" "8197a6efd3fb9e99683ecd97960efaa21336c83c66fd14335454827087c0789d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "8197a6efd3fb9e99683ecd97960efaa21336c83c66fd14335454827087c0789d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8197a6efd3fb9e99683ecd97960efaa21336c83c66fd14335454827087c0789d", kill_on_drop: false }`
[INFO] [stdout] 8197a6efd3fb9e99683ecd97960efaa21336c83c66fd14335454827087c0789d
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4f194c635cf1881b7aec38f84b2eb3324ede6b9abcae806e2dbf7e9fce77c6c
[INFO] running `Command { std: "docker" "start" "-a" "b4f194c635cf1881b7aec38f84b2eb3324ede6b9abcae806e2dbf7e9fce77c6c", 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 6.63s
[INFO] running `Command { std: "docker" "inspect" "b4f194c635cf1881b7aec38f84b2eb3324ede6b9abcae806e2dbf7e9fce77c6c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4f194c635cf1881b7aec38f84b2eb3324ede6b9abcae806e2dbf7e9fce77c6c", kill_on_drop: false }`
[INFO] [stdout] b4f194c635cf1881b7aec38f84b2eb3324ede6b9abcae806e2dbf7e9fce77c6c
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 400c831ddfb8e30f16f9d15fd613c3dd666d643a2bd39c5241422b10aac59cf7
[INFO] running `Command { std: "docker" "start" "-a" "400c831ddfb8e30f16f9d15fd613c3dd666d643a2bd39c5241422b10aac59cf7", kill_on_drop: false }`
[INFO] [stderr]    Compiling postfix v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.92s
[INFO] running `Command { std: "docker" "inspect" "400c831ddfb8e30f16f9d15fd613c3dd666d643a2bd39c5241422b10aac59cf7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "400c831ddfb8e30f16f9d15fd613c3dd666d643a2bd39c5241422b10aac59cf7", kill_on_drop: false }`
[INFO] [stdout] 400c831ddfb8e30f16f9d15fd613c3dd666d643a2bd39c5241422b10aac59cf7
[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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+cdb45c87e2cd43495379f7e867e3cc15dcee9f93" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ec1a941d6b5826544df58d6500ad7fa62e9d876d5b6e91e9eead96e87e79203f
[INFO] running `Command { std: "docker" "start" "-a" "ec1a941d6b5826544df58d6500ad7fa62e9d876d5b6e91e9eead96e87e79203f", 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-41f53fa43f7c9f5f)
[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_one_arg ... ok
[INFO] [stdout] test program::tests::can_eq_false ... ok
[INFO] [stdout] test program::tests::can_exec_basic_sequence ... ok
[INFO] [stdout] test program::tests::can_div_with_one_arg ... ok
[INFO] [stdout] test program::tests::can_get_remainder_with_one_arg ... ok
[INFO] [stdout] test program::tests::can_add_with_two_arg ... ok
[INFO] [stdout] test program::tests::can_exec_complex_sequence ... ok
[INFO] [stdout] test program::tests::can_mul_with_one_arg ... ok
[INFO] [stdout] test program::tests::can_lt_true ... ok
[INFO] [stdout] test program::tests::can_nget_index_1 ... 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_swap ... ok
[INFO] [stdout] test program::tests::can_sub_with_two_arg ... ok
[INFO] [stdout] test program::tests::gt_true ... ok
[INFO] [stdout] test program::tests::can_nget_last_index ... 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::can_validate_balanced_parens ... ok
[INFO] [stdout] test program::tests::can_sub_with_empty_args ... ok
[INFO] [stdout] test program::tests::lt_false ... ok
[INFO] [stdout] test program::tests::can_select_0 ... ok
[INFO] [stdout] test tests::can_split_valid_input_line_with_empty_args ... ok
[INFO] [stdout] test program::tests::parses_complex ... ok
[INFO] [stdout] test tests::can_split_valid_input_line_with_args ... 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::can_sub_with_one_arg ... ok
[INFO] [stdout] test program::tests::iterator_can_handle_nested_executable_sequences ... ok
[INFO] [stdout] test program::tests::can_sub_negative_result ... ok
[INFO] [stdout] test program::tests::eq_true ... 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 0.07s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/postfix-f3b2ae54b7d98b70)
[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 0.31s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ec1a941d6b5826544df58d6500ad7fa62e9d876d5b6e91e9eead96e87e79203f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ec1a941d6b5826544df58d6500ad7fa62e9d876d5b6e91e9eead96e87e79203f", kill_on_drop: false }`
[INFO] [stdout] ec1a941d6b5826544df58d6500ad7fa62e9d876d5b6e91e9eead96e87e79203f