[INFO] cloning repository https://github.com/thda/rhinestonedb
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/thda/rhinestonedb" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthda%2Frhinestonedb", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthda%2Frhinestonedb'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 2a384e2bbe731e5bb53d43dcaed40c0597857f52
[INFO] testing thda/rhinestonedb against 1.55.0 for beta-1.56-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fthda%2Frhinestonedb" "/workspace/builds/worker-5/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/thda/rhinestonedb on toolchain 1.55.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/thda/rhinestonedb
[INFO] finished tweaking git repo https://github.com/thda/rhinestonedb
[INFO] tweaked toml for git repo https://github.com/thda/rhinestonedb written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/thda/rhinestonedb already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.55.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "metadata" "--no-deps" "--format-version=1", 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] 95e68688ae49cc4128f7e19cb17fce3db80971bae1c78137ee7a0e4637e6504c
[INFO] running `Command { std: "docker" "start" "-a" "95e68688ae49cc4128f7e19cb17fce3db80971bae1c78137ee7a0e4637e6504c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95e68688ae49cc4128f7e19cb17fce3db80971bae1c78137ee7a0e4637e6504c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95e68688ae49cc4128f7e19cb17fce3db80971bae1c78137ee7a0e4637e6504c", kill_on_drop: false }`
[INFO] [stdout] 95e68688ae49cc4128f7e19cb17fce3db80971bae1c78137ee7a0e4637e6504c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:a89201d6b5b9fd45c15d5952ece0a0129e7e80cb26ec023fd59cf09bc26f1604" "/opt/rustwide/cargo-home/bin/cargo" "+1.55.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e527c15e04deb1f626e0ac2971f5175d56dea8cf769bfe17ae3fe82896ad691f
[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" "e527c15e04deb1f626e0ac2971f5175d56dea8cf769bfe17ae3fe82896ad691f", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.28
[INFO] [stderr]    Compiling syn v1.0.74
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling crc-catalog v1.1.1
[INFO] [stderr]    Compiling paw-raw v1.0.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling crc v2.0.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling structopt-derive v0.2.18
[INFO] [stderr]    Compiling synstructure v0.12.5
[INFO] [stderr]    Compiling structopt v0.2.18
[INFO] [stderr]    Compiling paw-structopt v1.0.0
[INFO] [stderr]    Compiling structopt-derive v0.4.15
[INFO] [stderr]    Compiling paw-attributes v1.0.2
[INFO] [stderr]    Compiling thiserror-impl v1.0.26
[INFO] [stderr]    Compiling zerocopy-derive v0.3.0
[INFO] [stderr]    Compiling paw v1.0.0
[INFO] [stderr]    Compiling zerocopy v0.5.0
[INFO] [stderr]    Compiling thiserror v1.0.26
[INFO] [stderr]    Compiling structopt v0.3.22
[INFO] [stderr]    Compiling rhinestonedb v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Seek`
[INFO] [stdout]  --> src/storage/block.rs:1:45
[INFO] [stdout]   |
[INFO] [stdout] 1 | use std::{convert::TryFrom, fmt, io::{Read, Seek}};
[INFO] [stdout]   |                                             ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `cursor`
[INFO] [stdout]   --> src/storage/file.rs:67:13
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let cursor = BlockCursor::new(self.block_size, self.size, self.r);
[INFO] [stdout]    |             ^^^^^^ help: if this is intentional, prefix it with an underscore: `_cursor`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0507]: cannot move out of `self.r` which is behind a shared reference
[INFO] [stdout]   --> src/storage/file.rs:67:67
[INFO] [stdout]    |
[INFO] [stdout] 67 |         let cursor = BlockCursor::new(self.block_size, self.size, self.r);
[INFO] [stdout]    |                                                                   ^^^^^^ move occurs because `self.r` has type `R`, which does not implement the `Copy` trait
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to previous error; 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0507`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `rhinestonedb` due to 2 previous errors; 2 warnings emitted
[INFO] running `Command { std: "docker" "inspect" "e527c15e04deb1f626e0ac2971f5175d56dea8cf769bfe17ae3fe82896ad691f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e527c15e04deb1f626e0ac2971f5175d56dea8cf769bfe17ae3fe82896ad691f", kill_on_drop: false }`
[INFO] [stdout] e527c15e04deb1f626e0ac2971f5175d56dea8cf769bfe17ae3fe82896ad691f