[INFO] updating cached repository https://github.com/izzabelle/cistern2
[INFO] running `"git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "-c" "remote.origin.fetch=refs/heads/*:refs/heads/*" "fetch" "origin" "--force" "--prune"`
[INFO] running `"git" "rev-parse" "HEAD"`
[INFO] [stdout] ff72b2d2d2c03948162357508e2680b7d1d2acbe
[INFO] testing izzabelle/cistern2 against beta-2020-06-03 for beta-1.45-1
[INFO] running `"git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fizzabelle%2Fcistern2" "/workspace/builds/worker-11/source"`
[INFO] [stderr] Cloning into '/workspace/builds/worker-11/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/izzabelle/cistern2 on toolchain beta-2020-06-03
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"`
[INFO] started tweaking git repo https://github.com/izzabelle/cistern2
[INFO] finished tweaking git repo https://github.com/izzabelle/cistern2
[INFO] tweaked toml for git repo https://github.com/izzabelle/cistern2 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate git repo https://github.com/izzabelle/cistern2 already has a lockfile, it will not be regenerated
[INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ffe9b1e3c3547beabcf6f1185659339dd742a4b80087202e19dc4e19995cc331
[INFO] running `"docker" "start" "-a" "ffe9b1e3c3547beabcf6f1185659339dd742a4b80087202e19dc4e19995cc331"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling ring v0.16.11
[INFO] [stderr]    Compiling threadpool v1.7.1
[INFO] [stderr]    Compiling syn v1.0.14
[INFO] [stderr]    Compiling tokio v0.2.11
[INFO] [stderr]    Compiling input_buffer v0.2.0
[INFO] [stderr]    Compiling tungstenite v0.9.2
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling webpki v0.21.2
[INFO] [stderr]    Compiling sct v0.6.0
[INFO] [stderr]    Compiling ct-logs v0.6.0
[INFO] [stderr]    Compiling rustls v0.16.0
[INFO] [stderr]    Compiling webpki-roots v0.17.0
[INFO] [stderr]    Compiling webpki-roots v0.18.0
[INFO] [stderr]    Compiling tokio-util v0.2.0
[INFO] [stderr]    Compiling tokio-rustls v0.12.2
[INFO] [stderr]    Compiling rustls-native-certs v0.1.0
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling serde_derive v1.0.104
[INFO] [stderr]    Compiling proc-macro-hack v0.5.11
[INFO] [stderr]    Compiling rustversion v1.0.2
[INFO] [stderr]    Compiling pin-project-internal v0.4.8
[INFO] [stderr]    Compiling command_attr v0.1.7
[INFO] [stderr]    Compiling proc-macro-error v0.4.9
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.9
[INFO] [stderr]    Compiling futures-macro v0.3.4
[INFO] [stderr]    Compiling structopt-derive v0.4.2
[INFO] [stderr]    Compiling pin-project v0.4.8
[INFO] [stderr]    Compiling futures-util v0.3.4
[INFO] [stderr]    Compiling structopt v0.3.9
[INFO] [stderr]    Compiling h2 v0.2.1
[INFO] [stderr]    Compiling serde v1.0.104
[INFO] [stderr]    Compiling hyper v0.13.2
[INFO] [stderr]    Compiling hyper-rustls v0.19.1
[INFO] [stderr]    Compiling serde_urlencoded v0.6.1
[INFO] [stderr]    Compiling serde_json v1.0.48
[INFO] [stderr]    Compiling chrono v0.4.11
[INFO] [stderr]    Compiling toml v0.5.6
[INFO] [stderr]    Compiling reqwest v0.10.1
[INFO] [stderr]    Compiling serenity v0.8.0
[INFO] [stderr]    Compiling cistern_two v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3m 07s
[INFO] running `"docker" "inspect" "ffe9b1e3c3547beabcf6f1185659339dd742a4b80087202e19dc4e19995cc331"`
[INFO] running `"docker" "rm" "-f" "ffe9b1e3c3547beabcf6f1185659339dd742a4b80087202e19dc4e19995cc331"`
[INFO] [stdout] ffe9b1e3c3547beabcf6f1185659339dd742a4b80087202e19dc4e19995cc331
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 2798a3006fadb3a732c04f2624b671c96f4b796cdafc1fac224f2f8221a90248
[INFO] running `"docker" "start" "-a" "2798a3006fadb3a732c04f2624b671c96f4b796cdafc1fac224f2f8221a90248"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling cistern_two v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 4.03s
[INFO] running `"docker" "inspect" "2798a3006fadb3a732c04f2624b671c96f4b796cdafc1fac224f2f8221a90248"`
[INFO] running `"docker" "rm" "-f" "2798a3006fadb3a732c04f2624b671c96f4b796cdafc1fac224f2f8221a90248"`
[INFO] [stdout] 2798a3006fadb3a732c04f2624b671c96f4b796cdafc1fac224f2f8221a90248
[INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"`
[INFO] [stdout] 789d1061d5baa6744381dbd0a4d604e9ceef637db8253aedda1d2feecc4fa271
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `"docker" "start" "-a" "789d1061d5baa6744381dbd0a4d604e9ceef637db8253aedda1d2feecc4fa271"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.64s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cistern_two-f23e69c18c106b4f
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/cistern_two-fec1a2a1998cfea0
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests cistern_two
[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] [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] [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] running `"docker" "inspect" "789d1061d5baa6744381dbd0a4d604e9ceef637db8253aedda1d2feecc4fa271"`
[INFO] running `"docker" "rm" "-f" "789d1061d5baa6744381dbd0a4d604e9ceef637db8253aedda1d2feecc4fa271"`
[INFO] [stdout] 789d1061d5baa6744381dbd0a4d604e9ceef637db8253aedda1d2feecc4fa271