[INFO] fetching crate myumberwm 0.0.1...
[INFO] testing myumberwm-0.0.1 against beta-2022-04-10 for beta-1.61-1
[INFO] extracting crate myumberwm 0.0.1 into /workspace/builds/worker-18/source
[INFO] validating manifest of crates.io crate myumberwm 0.0.1 on toolchain beta-2022-04-10
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate myumberwm 0.0.1
[INFO] finished tweaking crates.io crate myumberwm 0.0.1
[INFO] tweaked toml for crates.io crate myumberwm 0.0.1 written to /workspace/builds/worker-18/source/Cargo.toml
[INFO] crate crates.io crate myumberwm 0.0.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35cc4e947d46e5aa371988610dbb40c27f92b3fa6278cd5427e6544918919352
[INFO] running `Command { std: "docker" "start" "-a" "35cc4e947d46e5aa371988610dbb40c27f92b3fa6278cd5427e6544918919352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35cc4e947d46e5aa371988610dbb40c27f92b3fa6278cd5427e6544918919352", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35cc4e947d46e5aa371988610dbb40c27f92b3fa6278cd5427e6544918919352", kill_on_drop: false }`
[INFO] [stdout] 35cc4e947d46e5aa371988610dbb40c27f92b3fa6278cd5427e6544918919352
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c50b237d80e42110e17627f6fbd8240c620ba7efb708b9d598ac8a7d9a69f04a
[INFO] running `Command { std: "docker" "start" "-a" "c50b237d80e42110e17627f6fbd8240c620ba7efb708b9d598ac8a7d9a69f04a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.69
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling log v0.4.8
[INFO] [stderr]    Compiling regex-syntax v0.6.17
[INFO] [stderr]    Compiling thread_local v1.0.1
[INFO] [stderr]    Compiling aho-corasick v0.7.10
[INFO] [stderr]    Compiling xcb v0.9.0
[INFO] [stderr]    Compiling regex v1.3.7
[INFO] [stderr]    Compiling umberwm v0.0.1
[INFO] [stderr]    Compiling myumberwm v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 15.93s
[INFO] running `Command { std: "docker" "inspect" "c50b237d80e42110e17627f6fbd8240c620ba7efb708b9d598ac8a7d9a69f04a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c50b237d80e42110e17627f6fbd8240c620ba7efb708b9d598ac8a7d9a69f04a", kill_on_drop: false }`
[INFO] [stdout] c50b237d80e42110e17627f6fbd8240c620ba7efb708b9d598ac8a7d9a69f04a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c6d40ea8519ef14ac66eef4d3d00c2cc15516b7275434b3a6324cf8a2f3069e1
[INFO] running `Command { std: "docker" "start" "-a" "c6d40ea8519ef14ac66eef4d3d00c2cc15516b7275434b3a6324cf8a2f3069e1", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling myumberwm v0.0.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.69s
[INFO] [stderr]   Executable unittests src/main.rs (/opt/rustwide/target/debug/deps/myumberwm-3745e7af30dfce46)
[INFO] running `Command { std: "docker" "inspect" "c6d40ea8519ef14ac66eef4d3d00c2cc15516b7275434b3a6324cf8a2f3069e1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c6d40ea8519ef14ac66eef4d3d00c2cc15516b7275434b3a6324cf8a2f3069e1", kill_on_drop: false }`
[INFO] [stdout] c6d40ea8519ef14ac66eef4d3d00c2cc15516b7275434b3a6324cf8a2f3069e1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-18/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:b0c94ce3c1162fcb8e57cac5b65ec2f72eabb1eebea4fcc35e269e823f681646" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 215741d29be26be63ff83177fbbdd164eea6a818aa5d31f5623e387ed1711ca3
[INFO] running `Command { std: "docker" "start" "-a" "215741d29be26be63ff83177fbbdd164eea6a818aa5d31f5623e387ed1711ca3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/main.rs (/opt/rustwide/target/debug/deps/myumberwm-3745e7af30dfce46)
[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; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "215741d29be26be63ff83177fbbdd164eea6a818aa5d31f5623e387ed1711ca3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "215741d29be26be63ff83177fbbdd164eea6a818aa5d31f5623e387ed1711ca3", kill_on_drop: false }`
[INFO] [stdout] 215741d29be26be63ff83177fbbdd164eea6a818aa5d31f5623e387ed1711ca3