[INFO] crate single-digit-rpn 0.1.0 is already in cache
[INFO] testing single-digit-rpn-0.1.0 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate single-digit-rpn 0.1.0 into /workspace/builds/worker-2/source
[INFO] validating manifest of crates.io crate single-digit-rpn 0.1.0 on toolchain beta-2020-07-24
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate single-digit-rpn 0.1.0
[INFO] finished tweaking crates.io crate single-digit-rpn 0.1.0
[INFO] tweaked toml for crates.io crate single-digit-rpn 0.1.0 written to /workspace/builds/worker-2/source/Cargo.toml
[INFO] crate crates.io crate single-digit-rpn 0.1.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 87f2a65b90eb303ff6f4651e5d5ebbdb8be01855098d060f5c2e8594b17e77ac
[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" "87f2a65b90eb303ff6f4651e5d5ebbdb8be01855098d060f5c2e8594b17e77ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "87f2a65b90eb303ff6f4651e5d5ebbdb8be01855098d060f5c2e8594b17e77ac", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "87f2a65b90eb303ff6f4651e5d5ebbdb8be01855098d060f5c2e8594b17e77ac", kill_on_drop: false }`
[INFO] [stdout] 87f2a65b90eb303ff6f4651e5d5ebbdb8be01855098d060f5c2e8594b17e77ac
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 98e8471f6a88a2fb41a2162633379bed9bca009b0b2490bbfcdc2c3013fc167a
[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" "98e8471f6a88a2fb41a2162633379bed9bca009b0b2490bbfcdc2c3013fc167a", kill_on_drop: false }`
[INFO] [stderr]    Compiling single-digit-rpn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.78s
[INFO] running `Command { std: "docker" "inspect" "98e8471f6a88a2fb41a2162633379bed9bca009b0b2490bbfcdc2c3013fc167a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "98e8471f6a88a2fb41a2162633379bed9bca009b0b2490bbfcdc2c3013fc167a", kill_on_drop: false }`
[INFO] [stdout] 98e8471f6a88a2fb41a2162633379bed9bca009b0b2490bbfcdc2c3013fc167a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "test" "--frozen" "--no-run" "--message-format=json", 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] 6350c5509fa9eff00911e95577b99762b84cb75ab911ebb8c6105491ce0e4a39
[INFO] running `Command { std: "docker" "start" "-a" "6350c5509fa9eff00911e95577b99762b84cb75ab911ebb8c6105491ce0e4a39", kill_on_drop: false }`
[INFO] [stderr]    Compiling single-digit-rpn v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.89s
[INFO] running `Command { std: "docker" "inspect" "6350c5509fa9eff00911e95577b99762b84cb75ab911ebb8c6105491ce0e4a39", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6350c5509fa9eff00911e95577b99762b84cb75ab911ebb8c6105491ce0e4a39", kill_on_drop: false }`
[INFO] [stdout] 6350c5509fa9eff00911e95577b99762b84cb75ab911ebb8c6105491ce0e4a39
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2/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" "MAP_USER_ID=0" "-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" "--network" "none" "rustops/crates-build-env@sha256:a636fd89d022f18117e1dc8fb37a0a009933cdbbe082814857f0e2024962d47c" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-07-24" "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] 83a421eb057505ad9f075c8db2c776403b58d52830c797ac35cb7d50ed3d8f63
[INFO] running `Command { std: "docker" "start" "-a" "83a421eb057505ad9f075c8db2c776403b58d52830c797ac35cb7d50ed3d8f63", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/single_digit_rpn-50235295b80a80c5
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test ast::tests::test_evaluate ... ok
[INFO] [stdout] test tokenizer::tests::test_tokenize ... ok
[INFO] [stderr]    Doc-tests single-digit-rpn
[INFO] [stdout] test operator::tests::test_exec ... ok
[INFO] [stdout] test parser::tests::test_parse ... ok
[INFO] [stdout] test tests::test_rpn ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - rpn (line 9) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "83a421eb057505ad9f075c8db2c776403b58d52830c797ac35cb7d50ed3d8f63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a421eb057505ad9f075c8db2c776403b58d52830c797ac35cb7d50ed3d8f63", kill_on_drop: false }`
[INFO] [stdout] 83a421eb057505ad9f075c8db2c776403b58d52830c797ac35cb7d50ed3d8f63