[INFO] fetching crate pancakestack 0.4.1... [INFO] testing pancakestack-0.4.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530 [INFO] extracting crate pancakestack 0.4.1 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate pancakestack 0.4.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] started tweaking crates.io crate pancakestack 0.4.1 [INFO] finished tweaking crates.io crate pancakestack 0.4.1 [INFO] tweaked toml for crates.io crate pancakestack 0.4.1 written to /workspace/builds/worker-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] a5fbab5dcd93c087259c348d022d59091be958984d168782b1ef3af57edf1df2 [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" "a5fbab5dcd93c087259c348d022d59091be958984d168782b1ef3af57edf1df2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "a5fbab5dcd93c087259c348d022d59091be958984d168782b1ef3af57edf1df2", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "a5fbab5dcd93c087259c348d022d59091be958984d168782b1ef3af57edf1df2", kill_on_drop: false }` [INFO] [stdout] a5fbab5dcd93c087259c348d022d59091be958984d168782b1ef3af57edf1df2 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 1960bd75930fb1cdafce348ac5cbd636510eb0b2a6d3928174ed10b5f8f456fc [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" "1960bd75930fb1cdafce348ac5cbd636510eb0b2a6d3928174ed10b5f8f456fc", kill_on_drop: false }` [INFO] [stderr] Compiling regex-syntax v0.6.25 [INFO] [stderr] Compiling lazy_static v1.4.0 [INFO] [stderr] Compiling regex v1.5.4 [INFO] [stderr] Compiling pancakestack v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 8.78s [INFO] running `Command { std: "docker" "inspect" "1960bd75930fb1cdafce348ac5cbd636510eb0b2a6d3928174ed10b5f8f456fc", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1960bd75930fb1cdafce348ac5cbd636510eb0b2a6d3928174ed10b5f8f456fc", kill_on_drop: false }` [INFO] [stdout] 1960bd75930fb1cdafce348ac5cbd636510eb0b2a6d3928174ed10b5f8f456fc [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] b99519bd6d27d3b72913388a15a2a81706045878391dc53fc2a1b60cb266da75 [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" "b99519bd6d27d3b72913388a15a2a81706045878391dc53fc2a1b60cb266da75", kill_on_drop: false }` [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] Compiling autocfg v1.0.1 [INFO] [stderr] Compiling ucd-trie v0.1.3 [INFO] [stderr] Compiling serde v1.0.126 [INFO] [stderr] Compiling cfg-if v1.0.0 [INFO] [stderr] Compiling libc v0.2.95 [INFO] [stderr] Compiling proc-macro2 v1.0.27 [INFO] [stderr] Compiling scopeguard v1.1.0 [INFO] [stderr] Compiling either v1.6.1 [INFO] [stderr] Compiling itoa v0.4.7 [INFO] [stderr] Compiling syn v1.0.72 [INFO] [stderr] Compiling plotters-backend v0.3.0 [INFO] [stderr] Compiling serde_derive v1.0.126 [INFO] [stderr] Compiling same-file v1.0.6 [INFO] [stderr] Compiling oorandom v11.1.3 [INFO] [stderr] Compiling csv-core v0.1.10 [INFO] [stderr] Compiling clap v2.33.3 [INFO] [stderr] Compiling crossbeam-utils v0.8.5 [INFO] [stderr] Compiling walkdir v2.3.2 [INFO] [stderr] Compiling itertools v0.9.0 [INFO] [stderr] Compiling itertools v0.10.0 [INFO] [stderr] Compiling pest v2.1.3 [INFO] [stderr] Compiling plotters-svg v0.3.0 [INFO] [stderr] Compiling crossbeam-channel v0.5.1 [INFO] [stderr] Compiling memoffset v0.6.4 [INFO] [stderr] Compiling num-traits v0.2.14 [INFO] [stderr] Compiling rayon v1.5.1 [INFO] [stderr] Compiling crossbeam-epoch v0.9.5 [INFO] [stderr] Compiling quote v1.0.9 [INFO] [stderr] Compiling num_cpus v1.13.0 [INFO] [stderr] Compiling atty v0.2.14 [INFO] [stderr] Compiling crossbeam-deque v0.8.0 [INFO] [stderr] Compiling semver-parser v0.10.2 [INFO] [stderr] Compiling rayon-core v1.9.1 [INFO] [stderr] Compiling semver v0.11.0 [INFO] [stderr] Compiling plotters v0.3.1 [INFO] [stderr] Compiling rustc_version v0.3.3 [INFO] [stderr] Compiling cast v0.2.6 [INFO] [stderr] Compiling criterion-plot v0.4.3 [INFO] [stderr] Compiling bstr v0.2.16 [INFO] [stderr] Compiling serde_json v1.0.64 [INFO] [stderr] Compiling serde_cbor v0.11.1 [INFO] [stderr] Compiling csv v1.1.6 [INFO] [stderr] Compiling tinytemplate v1.2.1 [INFO] [stderr] Compiling criterion v0.3.4 [INFO] [stderr] Compiling pancakestack v0.4.1 (/opt/rustwide/workdir) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 56.34s [INFO] running `Command { std: "docker" "inspect" "b99519bd6d27d3b72913388a15a2a81706045878391dc53fc2a1b60cb266da75", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "b99519bd6d27d3b72913388a15a2a81706045878391dc53fc2a1b60cb266da75", kill_on_drop: false }` [INFO] [stdout] b99519bd6d27d3b72913388a15a2a81706045878391dc53fc2a1b60cb266da75 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 3575fb52e37d98d5edc349ea0810c8401e7b097b7fdd0106011ce76bd6bf7d49 [INFO] running `Command { std: "docker" "start" "-a" "3575fb52e37d98d5edc349ea0810c8401e7b097b7fdd0106011ce76bd6bf7d49", kill_on_drop: false }` [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.09s [INFO] [stderr] Running unittests (/opt/rustwide/target/debug/deps/pancakestack-0f0d5939f20810f5) [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] Running tests/basic.rs (/opt/rustwide/target/debug/deps/basic-57321a82c952d001) [INFO] [stdout] [INFO] [stdout] running 8 tests [INFO] [stdout] test parse_program ... ok [INFO] [stdout] test cat_program_read ... ok [INFO] [stdout] test hello_world ... ok [INFO] [stdout] test simplest ... ok [INFO] [stdout] test countdown_bin ... ok [INFO] [stdout] test div10 ... ok [INFO] [stdout] test cat_program_parsed ... ok [INFO] [stdout] test cat_program_str ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 8 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s [INFO] [stdout] [INFO] [stderr] Doc-tests pancakestack [INFO] [stdout] [INFO] [stdout] running 9 tests [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 15) ... 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/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/lib.rs - (line 83) ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 3.40s [INFO] [stdout] [INFO] running `Command { std: "docker" "inspect" "3575fb52e37d98d5edc349ea0810c8401e7b097b7fdd0106011ce76bd6bf7d49", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3575fb52e37d98d5edc349ea0810c8401e7b097b7fdd0106011ce76bd6bf7d49", kill_on_drop: false }` [INFO] [stdout] 3575fb52e37d98d5edc349ea0810c8401e7b097b7fdd0106011ce76bd6bf7d49