[INFO] cloning repository https://github.com/rhelmer/corroborator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/rhelmer/corroborator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhelmer%2Fcorroborator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhelmer%2Fcorroborator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 5a1d68bd6664f8ed9c49bc3cd99332860f463f49
[INFO] testing rhelmer/corroborator against beta-2020-07-24 for beta-1.46-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frhelmer%2Fcorroborator" "/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/rhelmer/corroborator 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 git repo https://github.com/rhelmer/corroborator
[INFO] finished tweaking git repo https://github.com/rhelmer/corroborator
[INFO] tweaked toml for git repo https://github.com/rhelmer/corroborator written to /workspace/builds/worker-5/source/Cargo.toml
[INFO] crate git repo https://github.com/rhelmer/corroborator 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-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" "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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 5cc886cd9e1d20c5f0feed05b87443d7811f6fce7599f9a8df518aa3dab1ccce
[INFO] running `Command { std: "docker" "start" "-a" "5cc886cd9e1d20c5f0feed05b87443d7811f6fce7599f9a8df518aa3dab1ccce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5cc886cd9e1d20c5f0feed05b87443d7811f6fce7599f9a8df518aa3dab1ccce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5cc886cd9e1d20c5f0feed05b87443d7811f6fce7599f9a8df518aa3dab1ccce", kill_on_drop: false }`
[INFO] [stdout] 5cc886cd9e1d20c5f0feed05b87443d7811f6fce7599f9a8df518aa3dab1ccce
[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" "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] e3df64a6aeaa7b3ea60c1efa7dcad2445dc5c0b25dbcc597b0aa6523131c6676
[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" "e3df64a6aeaa7b3ea60c1efa7dcad2445dc5c0b25dbcc597b0aa6523131c6676", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v0.4.24
[INFO] [stderr]    Compiling libc v0.2.45
[INFO] [stderr]    Compiling typenum v1.10.0
[INFO] [stderr]    Compiling cfg-if v0.1.6
[INFO] [stderr]    Compiling serde v1.0.82
[INFO] [stderr]    Compiling lazy_static v1.2.0
[INFO] [stderr]    Compiling byte-tools v0.2.0
[INFO] [stderr]    Compiling arrayref v0.3.5
[INFO] [stderr]    Compiling same-file v1.0.4
[INFO] [stderr]    Compiling fake-simd v0.1.2
[INFO] [stderr]    Compiling strsim v0.6.0
[INFO] [stderr]    Compiling diff v0.1.11
[INFO] [stderr]    Compiling regex-syntax v0.5.6
[INFO] [stderr]    Compiling memchr v2.1.2
[INFO] [stderr]    Compiling thread_local v0.3.6
[INFO] [stderr]    Compiling block-buffer v0.3.3
[INFO] [stderr]    Compiling walkdir v2.2.7
[INFO] [stderr]    Compiling quote v0.6.10
[INFO] [stderr]    Compiling syn v0.15.23
[INFO] [stderr]    Compiling aho-corasick v0.6.9
[INFO] [stderr]    Compiling generic-array v0.9.0
[INFO] [stderr]    Compiling digest v0.7.6
[INFO] [stderr]    Compiling sha2 v0.7.1
[INFO] [stderr]    Compiling regex v0.2.11
[INFO] [stderr]    Compiling serde_derive v1.0.82
[INFO] [stderr]    Compiling docopt v0.8.3
[INFO] [stderr]    Compiling corroborator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:15:61
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn process<D: Digest + Default, R: Read>(reader: &mut R) -> (String) {
[INFO] [stdout]    |                                                             ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 48.61s
[INFO] running `Command { std: "docker" "inspect" "e3df64a6aeaa7b3ea60c1efa7dcad2445dc5c0b25dbcc597b0aa6523131c6676", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e3df64a6aeaa7b3ea60c1efa7dcad2445dc5c0b25dbcc597b0aa6523131c6676", kill_on_drop: false }`
[INFO] [stdout] e3df64a6aeaa7b3ea60c1efa7dcad2445dc5c0b25dbcc597b0aa6523131c6676
[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" "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] [stdout] e7ab4d6ebecb9f35323cf5109af51e5ea4fe71a156f9880e65c92d6fb75d05e2
[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" "e7ab4d6ebecb9f35323cf5109af51e5ea4fe71a156f9880e65c92d6fb75d05e2", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling corroborator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:15:61
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn process<D: Digest + Default, R: Read>(reader: &mut R) -> (String) {
[INFO] [stdout]    |                                                             ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around type
[INFO] [stdout]   --> src/lib.rs:15:61
[INFO] [stdout]    |
[INFO] [stdout] 15 | fn process<D: Digest + Default, R: Read>(reader: &mut R) -> (String) {
[INFO] [stdout]    |                                                             ^^^^^^^^ help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.01s
[INFO] running `Command { std: "docker" "inspect" "e7ab4d6ebecb9f35323cf5109af51e5ea4fe71a156f9880e65c92d6fb75d05e2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7ab4d6ebecb9f35323cf5109af51e5ea4fe71a156f9880e65c92d6fb75d05e2", kill_on_drop: false }`
[INFO] [stdout] e7ab4d6ebecb9f35323cf5109af51e5ea4fe71a156f9880e65c92d6fb75d05e2
[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" "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] [stdout] b07f61af6b5eb8052c773d55a193a2d375d1513a7108aabb3c5b5d85f0c5978b
[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" "b07f61af6b5eb8052c773d55a193a2d375d1513a7108aabb3c5b5d85f0c5978b", kill_on_drop: false }`
[INFO] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:15:61
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn process<D: Digest + Default, R: Read>(reader: &mut R) -> (String) {
[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] warning: unnecessary parentheses around type
[INFO] [stderr]   --> src/lib.rs:15:61
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn process<D: Digest + Default, R: Read>(reader: &mut R) -> (String) {
[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 0.12s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/corroborator-44ed7848415ca816
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/corroborator-707e9f1628b176b8
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests corroborator
[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] [stderr] warning: unnecessary parentheses around type
[INFO] [stderr]   --> /opt/rustwide/workdir/src/lib.rs:15:61
[INFO] [stderr]    |
[INFO] [stderr] 15 | fn process<D: Digest + Default, R: Read>(reader: &mut R) -> (String) {
[INFO] [stderr]    |                                                             ^^^^^^^^ help: remove these parentheses
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_parens)]` on by default
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stderr] warning: 1 warning emitted
[INFO] [stdout] running 0 tests
[INFO] [stderr] 
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b07f61af6b5eb8052c773d55a193a2d375d1513a7108aabb3c5b5d85f0c5978b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b07f61af6b5eb8052c773d55a193a2d375d1513a7108aabb3c5b5d85f0c5978b", kill_on_drop: false }`
[INFO] [stdout] b07f61af6b5eb8052c773d55a193a2d375d1513a7108aabb3c5b5d85f0c5978b