[INFO] fetching crate pancakestack 0.3.1...
[INFO] testing pancakestack-0.3.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate pancakestack 0.3.1 into /workspace/builds/worker-12/source
[INFO] validating manifest of crates.io crate pancakestack 0.3.1 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate pancakestack 0.3.1
[INFO] finished tweaking crates.io crate pancakestack 0.3.1
[INFO] tweaked toml for crates.io crate pancakestack 0.3.1 written to /workspace/builds/worker-12/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 3a27f4feea2dea27fba26141c05c754aecbf1c651f26a8e92e4ad33bc0d94860
[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" "3a27f4feea2dea27fba26141c05c754aecbf1c651f26a8e92e4ad33bc0d94860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "3a27f4feea2dea27fba26141c05c754aecbf1c651f26a8e92e4ad33bc0d94860", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3a27f4feea2dea27fba26141c05c754aecbf1c651f26a8e92e4ad33bc0d94860", kill_on_drop: false }`
[INFO] [stdout] 3a27f4feea2dea27fba26141c05c754aecbf1c651f26a8e92e4ad33bc0d94860
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 195ae88116f7c677de7fb9ed7e326876b034baa3193daac8ba852c0a39d9d495
[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" "195ae88116f7c677de7fb9ed7e326876b034baa3193daac8ba852c0a39d9d495", kill_on_drop: false }`
[INFO] [stderr]    Compiling pancakestack v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.28s
[INFO] running `Command { std: "docker" "inspect" "195ae88116f7c677de7fb9ed7e326876b034baa3193daac8ba852c0a39d9d495", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "195ae88116f7c677de7fb9ed7e326876b034baa3193daac8ba852c0a39d9d495", kill_on_drop: false }`
[INFO] [stdout] 195ae88116f7c677de7fb9ed7e326876b034baa3193daac8ba852c0a39d9d495
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b0b6b0c2f3e3ae26f6d0f1077ef2e1645acc7a038c6caf0c407dff32d2cde9c
[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" "3b0b6b0c2f3e3ae26f6d0f1077ef2e1645acc7a038c6caf0c407dff32d2cde9c", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling regex-automata v0.1.9
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling csv v1.1.5
[INFO] [stderr]    Compiling criterion v0.3.3
[INFO] [stderr]    Compiling pancakestack v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 23.31s
[INFO] running `Command { std: "docker" "inspect" "3b0b6b0c2f3e3ae26f6d0f1077ef2e1645acc7a038c6caf0c407dff32d2cde9c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b0b6b0c2f3e3ae26f6d0f1077ef2e1645acc7a038c6caf0c407dff32d2cde9c", kill_on_drop: false }`
[INFO] [stdout] 3b0b6b0c2f3e3ae26f6d0f1077ef2e1645acc7a038c6caf0c407dff32d2cde9c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-12/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=warn" "-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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] ed1dc390db2c87eda2309a25a0d8bbcd626033c50e11a769fe163d290c20b705
[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" "ed1dc390db2c87eda2309a25a0d8bbcd626033c50e11a769fe163d290c20b705", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.09s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/pancakestack-21ca9d4677075416
[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
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/basic-a989efd19c631f3f
[INFO] [stdout] 
[INFO] [stdout] running 8 tests
[INFO] [stdout] test parse_program ... ok
[INFO] [stdout] test simplest ... ok
[INFO] [stdout] test countdown_bin ... ok
[INFO] [stdout] test hello_world ... ok
[INFO] [stdout] test cat_program_parsed ... ok
[INFO] [stdout] test div10 ... ok
[INFO] [stdout] test cat_program_str ... ok
[INFO] [stdout] test cat_program_read ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pancakestack
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test src/lib.rs - (line 15) ... ok
[INFO] [stdout] test src/lib.rs - (line 65) ... ok
[INFO] [stdout] test src/lib.rs - (line 49) ... ok
[INFO] [stdout] test src/lib.rs - (line 34) ... ok
[INFO] [stdout] test src/interpret.rs - interpret::run_program_str (line 211) ... ok
[INFO] [stdout] test src/parse.rs - parse::parse_program_str (line 7) ... ok
[INFO] [stdout] test src/interpret.rs - interpret::run_program_from_read (line 10) ... ok
[INFO] [stdout] test src/interpret.rs - interpret::run_program (line 240) ... ok
[INFO] [stdout] test src/lib.rs - (line 83) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "ed1dc390db2c87eda2309a25a0d8bbcd626033c50e11a769fe163d290c20b705", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed1dc390db2c87eda2309a25a0d8bbcd626033c50e11a769fe163d290c20b705", kill_on_drop: false }`
[INFO] [stdout] ed1dc390db2c87eda2309a25a0d8bbcd626033c50e11a769fe163d290c20b705