[INFO] fetching crate wasmer-cache 1.0.0-rc1...
[INFO] testing wasmer-cache-1.0.0-rc1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate wasmer-cache 1.0.0-rc1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate wasmer-cache 1.0.0-rc1 on toolchain beta-2021-01-01
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate wasmer-cache 1.0.0-rc1
[INFO] finished tweaking crates.io crate wasmer-cache 1.0.0-rc1
[INFO] tweaked toml for crates.io crate wasmer-cache 1.0.0-rc1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2021-01-01" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fba8d1f74e7fe778bb5a066ca579ef2eb3910d16d54e42a183e42c6236179ea0
[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" "fba8d1f74e7fe778bb5a066ca579ef2eb3910d16d54e42a183e42c6236179ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fba8d1f74e7fe778bb5a066ca579ef2eb3910d16d54e42a183e42c6236179ea0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fba8d1f74e7fe778bb5a066ca579ef2eb3910d16d54e42a183e42c6236179ea0", kill_on_drop: false }`
[INFO] [stdout] fba8d1f74e7fe778bb5a066ca579ef2eb3910d16d54e42a183e42c6236179ea0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 796d94490939de7fe035a4aebcf27a0d7ee8232c0d003f6f113803f02be2fccb
[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" "796d94490939de7fe035a4aebcf27a0d7ee8232c0d003f6f113803f02be2fccb", kill_on_drop: false }`
[INFO] [stderr]    Compiling wasmer-derive v1.0.0-rc1
[INFO] [stderr]    Compiling wasmer-engine v1.0.0-rc1
[INFO] [stderr]    Compiling wasmer v1.0.0-rc1
[INFO] [stderr]    Compiling wasmer-cache v1.0.0-rc1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 10.41s
[INFO] running `Command { std: "docker" "inspect" "796d94490939de7fe035a4aebcf27a0d7ee8232c0d003f6f113803f02be2fccb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "796d94490939de7fe035a4aebcf27a0d7ee8232c0d003f6f113803f02be2fccb", kill_on_drop: false }`
[INFO] [stdout] 796d94490939de7fe035a4aebcf27a0d7ee8232c0d003f6f113803f02be2fccb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3e3c04e2903dbbf8444b345e596d4874d5a8f73cfee871607317a2427339731b
[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" "3e3c04e2903dbbf8444b345e596d4874d5a8f73cfee871607317a2427339731b", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling wasmer-cache v1.0.0-rc1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 2.24s
[INFO] running `Command { std: "docker" "inspect" "3e3c04e2903dbbf8444b345e596d4874d5a8f73cfee871607317a2427339731b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3e3c04e2903dbbf8444b345e596d4874d5a8f73cfee871607317a2427339731b", kill_on_drop: false }`
[INFO] [stdout] 3e3c04e2903dbbf8444b345e596d4874d5a8f73cfee871607317a2427339731b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "rustops/crates-build-env@sha256:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen", 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] 01a5187a1b2ade2f7c55a01307ff2299f885ad0e05db7d439d105d7a544a9c88
[INFO] running `Command { std: "docker" "start" "-a" "01a5187a1b2ade2f7c55a01307ff2299f885ad0e05db7d439d105d7a544a9c88", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.10s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/wasmer_cache-a23ed937923b6691
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test hash::tests::hash_to_array_works ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests wasmer-cache
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/filesystem.rs - filesystem::FileSystemCache (line 15) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.88s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "01a5187a1b2ade2f7c55a01307ff2299f885ad0e05db7d439d105d7a544a9c88", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "01a5187a1b2ade2f7c55a01307ff2299f885ad0e05db7d439d105d7a544a9c88", kill_on_drop: false }`
[INFO] [stdout] 01a5187a1b2ade2f7c55a01307ff2299f885ad0e05db7d439d105d7a544a9c88