[INFO] crate docker-source-checksum 0.2.1 is already in cache
[INFO] testing docker-source-checksum-0.2.1 against beta-2020-06-03 for beta-1.45-1
[INFO] extracting crate docker-source-checksum 0.2.1 into /workspace/builds/worker-4/source
[INFO] validating manifest of crates.io crate docker-source-checksum 0.2.1 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 crates.io crate docker-source-checksum 0.2.1
[INFO] finished tweaking crates.io crate docker-source-checksum 0.2.1
[INFO] tweaked toml for crates.io crate docker-source-checksum 0.2.1 written to /workspace/builds/worker-4/source/Cargo.toml
[INFO] crate crates.io crate docker-source-checksum 0.2.1 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-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" "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] 0080675f110967249cbc0718cd28c571dd306b5637145dd408cfb615c7e21202
[INFO] running `"docker" "start" "-a" "0080675f110967249cbc0718cd28c571dd306b5637145dd408cfb615c7e21202"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling syn v1.0.16
[INFO] [stderr]    Compiling libc v0.2.67
[INFO] [stderr]    Compiling backtrace-sys v0.1.33
[INFO] [stderr]    Compiling env_logger v0.6.2
[INFO] [stderr]    Compiling crypto-mac v0.7.0
[INFO] [stderr]    Compiling blake2 v0.8.1
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.33.0
[INFO] [stderr]    Compiling backtrace v0.3.45
[INFO] [stderr]    Compiling syn-mid v0.5.0
[INFO] [stderr]    Compiling synstructure v0.12.3
[INFO] [stderr]    Compiling proc-macro-error-attr v0.4.11
[INFO] [stderr]    Compiling failure_derive v0.1.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.11
[INFO] [stderr]    Compiling proc-macro-error v0.4.11
[INFO] [stderr]    Compiling failure v0.1.7
[INFO] [stderr]    Compiling structopt-derive v0.4.4
[INFO] [stderr]    Compiling common_failures v0.1.1
[INFO] [stderr]    Compiling thiserror v1.0.11
[INFO] [stderr]    Compiling crev-recursive-digest v0.4.0
[INFO] [stderr]    Compiling structopt v0.3.11
[INFO] [stderr]    Compiling docker-source-checksum v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/main.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     ((permissions.mode() & 0x1ff) as u16)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 36.81s
[INFO] running `"docker" "inspect" "0080675f110967249cbc0718cd28c571dd306b5637145dd408cfb615c7e21202"`
[INFO] running `"docker" "rm" "-f" "0080675f110967249cbc0718cd28c571dd306b5637145dd408cfb615c7e21202"`
[INFO] [stdout] 0080675f110967249cbc0718cd28c571dd306b5637145dd408cfb615c7e21202
[INFO] running `"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" "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] 663b4b8cf5ae8e433c221fe395dd2d601e83c8e2993e615c053b3e7ac4af853b
[INFO] running `"docker" "start" "-a" "663b4b8cf5ae8e433c221fe395dd2d601e83c8e2993e615c053b3e7ac4af853b"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr]    Compiling docker-source-checksum v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/main.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     ((permissions.mode() & 0x1ff) as u16)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.61s
[INFO] running `"docker" "inspect" "663b4b8cf5ae8e433c221fe395dd2d601e83c8e2993e615c053b3e7ac4af853b"`
[INFO] running `"docker" "rm" "-f" "663b4b8cf5ae8e433c221fe395dd2d601e83c8e2993e615c053b3e7ac4af853b"`
[INFO] [stdout] 663b4b8cf5ae8e433c221fe395dd2d601e83c8e2993e615c053b3e7ac4af853b
[INFO] running `"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" "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] be5a94f02296767c60e8aed6d88fb6e0f66663f56dc14c895cab005b6b232c95
[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" "be5a94f02296767c60e8aed6d88fb6e0f66663f56dc14c895cab005b6b232c95"`
[INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted
[INFO] [stderr] warning: unnecessary parentheses around block return value
[INFO] [stderr]    --> src/main.rs:108:5
[INFO] [stderr]     |
[INFO] [stderr] 108 |     ((permissions.mode() & 0x1ff) as u16)
[INFO] [stderr]     |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: remove these parentheses
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.31s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/docker_source_checksum-424b8ebfb91f8a93
[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" "be5a94f02296767c60e8aed6d88fb6e0f66663f56dc14c895cab005b6b232c95"`
[INFO] running `"docker" "rm" "-f" "be5a94f02296767c60e8aed6d88fb6e0f66663f56dc14c895cab005b6b232c95"`
[INFO] [stdout] be5a94f02296767c60e8aed6d88fb6e0f66663f56dc14c895cab005b6b232c95