[INFO] cloning repository https://github.com/lukad/rbf
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/lukad/rbf" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukad%2Frbf", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukad%2Frbf'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] b8ac14af1e5693b89a14757664c53bd434edee70
[INFO] testing lukad/rbf against try#ce59db7a1b1b012fb2793c4641c1bdecad7a128b for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Flukad%2Frbf" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/lukad/rbf on toolchain ce59db7a1b1b012fb2793c4641c1bdecad7a128b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/lukad/rbf
[INFO] finished tweaking git repo https://github.com/lukad/rbf
[INFO] tweaked toml for git repo https://github.com/lukad/rbf written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/lukad/rbf already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded dynasmrt v1.0.0
[INFO] [stderr]   Downloaded dynasm v1.0.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 38309dafee8f824e761b5ab7947cd3c4b0a516f7562c98119025d63fd3847de9
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "38309dafee8f824e761b5ab7947cd3c4b0a516f7562c98119025d63fd3847de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "38309dafee8f824e761b5ab7947cd3c4b0a516f7562c98119025d63fd3847de9", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "38309dafee8f824e761b5ab7947cd3c4b0a516f7562c98119025d63fd3847de9", kill_on_drop: false }`
[INFO] [stdout] 38309dafee8f824e761b5ab7947cd3c4b0a516f7562c98119025d63fd3847de9
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b4167faa833a3eb7043f62e40e09db165d96974ad74fb69135e7e39470e070ba
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b4167faa833a3eb7043f62e40e09db165d96974ad74fb69135e7e39470e070ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.19
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling libc v0.2.48
[INFO] [stderr]    Compiling syn v1.0.11
[INFO] [stderr]    Compiling memchr v2.1.3
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling void v1.0.2
[INFO] [stderr]    Compiling ascii v0.9.1
[INFO] [stderr]    Compiling unicode-width v0.1.5
[INFO] [stderr]    Compiling either v1.5.0
[INFO] [stderr]    Compiling strsim v0.7.0
[INFO] [stderr]    Compiling vec_map v0.8.1
[INFO] [stderr]    Compiling ansi_term v0.11.0
[INFO] [stderr]    Compiling unreachable v1.0.0
[INFO] [stderr]    Compiling textwrap v0.10.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.3
[INFO] [stderr]    Compiling proc-macro-error v1.0.3
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling memmap v0.7.0
[INFO] [stderr]    Compiling atty v0.2.11
[INFO] [stderr]    Compiling clap v2.32.0
[INFO] [stderr]    Compiling combine v3.6.6
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling dynasm v1.0.0
[INFO] [stderr]    Compiling dynasmrt v1.0.0
[INFO] [stderr]    Compiling librbf v0.1.0 (/opt/rustwide/workdir/librbf)
[INFO] [stderr]    Compiling rbf v0.1.0 (/opt/rustwide/workdir/rbf)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 28.33s
[INFO] running `Command { std: "docker" "inspect" "b4167faa833a3eb7043f62e40e09db165d96974ad74fb69135e7e39470e070ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b4167faa833a3eb7043f62e40e09db165d96974ad74fb69135e7e39470e070ba", kill_on_drop: false }`
[INFO] [stdout] b4167faa833a3eb7043f62e40e09db165d96974ad74fb69135e7e39470e070ba
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b5b1f6c759daffcb0e2565ee608bd70b3effd47258c2d19dc14326c338c1d147
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "b5b1f6c759daffcb0e2565ee608bd70b3effd47258c2d19dc14326c338c1d147", kill_on_drop: false }`
[INFO] [stderr]    Compiling librbf v0.1.0 (/opt/rustwide/workdir/librbf)
[INFO] [stderr]    Compiling rbf v0.1.0 (/opt/rustwide/workdir/rbf)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.83s
[INFO] running `Command { std: "docker" "inspect" "b5b1f6c759daffcb0e2565ee608bd70b3effd47258c2d19dc14326c338c1d147", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5b1f6c759daffcb0e2565ee608bd70b3effd47258c2d19dc14326c338c1d147", kill_on_drop: false }`
[INFO] [stdout] b5b1f6c759daffcb0e2565ee608bd70b3effd47258c2d19dc14326c338c1d147
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+ce59db7a1b1b012fb2793c4641c1bdecad7a128b" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] f217a028b8bc1520309fff0b684ecc6afa41e8860dcc1d0639cc021bfbb5a2a4
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "f217a028b8bc1520309fff0b684ecc6afa41e8860dcc1d0639cc021bfbb5a2a4", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.04s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/librbf-a9e2e329fac0be8e)
[INFO] [stderr]      Running tests/parser.rs (/opt/rustwide/target/debug/deps/parser-4850c4835354fb0d)
[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] [stdout] 
[INFO] [stdout] running 21 tests
[INFO] [stdout] test it_groups_consecutive_moves ... ok
[INFO] [stdout] test it_groups_consecutive_moves_with_comments ... ok
[INFO] [stdout] test it_groups_consecutive_adds ... ok
[INFO] [stdout] test it_groups_consecutive_adds_with_comments ... ok
[INFO] [stdout] test it_omits_empty_nested_loops ... ok
[INFO] [stdout] test it_omits_zero_moves ... ok
[INFO] [stdout] test it_parses_a_very_simple_program ... ok
[INFO] [stdout] test it_omits_muls_after_set_0 ... ok
[INFO] [stdout] test it_parses_a_very_very_simple_program ... ok
[INFO] [stdout] test it_omits_sets_before_sets ... ok
[INFO] [stdout] test it_omits_loops_after_set_0 ... ok
[INFO] [stdout] test it_omits_empty_loops ... ok
[INFO] [stdout] test it_parses_an_empty_program ... ok
[INFO] [stdout] test it_omits_adds_after_sets ... ok
[INFO] [stdout] test it_parses_nested_loops ... ok
[INFO] [stdout] test it_parses_simple_loops ... ok
[INFO] [stdout] test it_parses_an_empty_program_with_comments ... ok
[INFO] [stdout] test it_omits_zero_adds ... ok
[INFO] [stdout] test it_transforms_move_loops_into_scans ... ok
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rbf-513b4306b20042bc)
[INFO] [stdout] test it_transforms_a_scan_loop_into_a_scan ... ok
[INFO] [stdout] test it_combines_set_with_following_adds ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 21 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.07s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests librbf
[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] [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" "f217a028b8bc1520309fff0b684ecc6afa41e8860dcc1d0639cc021bfbb5a2a4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f217a028b8bc1520309fff0b684ecc6afa41e8860dcc1d0639cc021bfbb5a2a4", kill_on_drop: false }`
[INFO] [stdout] f217a028b8bc1520309fff0b684ecc6afa41e8860dcc1d0639cc021bfbb5a2a4