[INFO] fetching crate io-synesthesist 0.1.1...
[INFO] testing io-synesthesist-0.1.1 against beta-2021-01-01 for beta-1.50-1
[INFO] extracting crate io-synesthesist 0.1.1 into /workspace/builds/worker-3/source
[INFO] validating manifest of crates.io crate io-synesthesist 0.1.1 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 io-synesthesist 0.1.1
[INFO] finished tweaking crates.io crate io-synesthesist 0.1.1
[INFO] tweaked toml for crates.io crate io-synesthesist 0.1.1 written to /workspace/builds/worker-3/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-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 96e74d9dd113e4516aa7cb0d0e5adb9be24df0aa026180bfa66b722d88504e15
[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" "96e74d9dd113e4516aa7cb0d0e5adb9be24df0aa026180bfa66b722d88504e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "96e74d9dd113e4516aa7cb0d0e5adb9be24df0aa026180bfa66b722d88504e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "96e74d9dd113e4516aa7cb0d0e5adb9be24df0aa026180bfa66b722d88504e15", kill_on_drop: false }`
[INFO] [stdout] 96e74d9dd113e4516aa7cb0d0e5adb9be24df0aa026180bfa66b722d88504e15
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "build" "--frozen" "--message-format=json", 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] 4e525908548b8e6a338a713a58e79126308a7b0048e4b312785819ecc110d9f6
[INFO] running `Command { std: "docker" "start" "-a" "4e525908548b8e6a338a713a58e79126308a7b0048e4b312785819ecc110d9f6", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-synesthesist v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "4e525908548b8e6a338a713a58e79126308a7b0048e4b312785819ecc110d9f6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4e525908548b8e6a338a713a58e79126308a7b0048e4b312785819ecc110d9f6", kill_on_drop: false }`
[INFO] [stdout] 4e525908548b8e6a338a713a58e79126308a7b0048e4b312785819ecc110d9f6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2021-01-01" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c74a1b0ca457ca04886a6fd5372b1173f9aa8f71071a8f38d8e8e0d8ea34bff
[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" "2c74a1b0ca457ca04886a6fd5372b1173f9aa8f71071a8f38d8e8e0d8ea34bff", kill_on_drop: false }`
[INFO] [stderr]    Compiling io-synesthesist v0.1.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.56s
[INFO] running `Command { std: "docker" "inspect" "2c74a1b0ca457ca04886a6fd5372b1173f9aa8f71071a8f38d8e8e0d8ea34bff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c74a1b0ca457ca04886a6fd5372b1173f9aa8f71071a8f38d8e8e0d8ea34bff", kill_on_drop: false }`
[INFO] [stdout] 2c74a1b0ca457ca04886a6fd5372b1173f9aa8f71071a8f38d8e8e0d8ea34bff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3/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:c8ac004eab7d63a0ad09a2dde3d3353ba464f767bee4de425dc8f74c46a1905e" "/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] 0a96cc2ee3c409514dd151785f4d039695819a3e0f65d920589c2a2d73e217ae
[INFO] running `Command { std: "docker" "start" "-a" "0a96cc2ee3c409514dd151785f4d039695819a3e0f65d920589c2a2d73e217ae", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/io_synesthesist-ed8a9d1adf0aca98
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests io-synesthesist
[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] [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" "0a96cc2ee3c409514dd151785f4d039695819a3e0f65d920589c2a2d73e217ae", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0a96cc2ee3c409514dd151785f4d039695819a3e0f65d920589c2a2d73e217ae", kill_on_drop: false }`
[INFO] [stdout] 0a96cc2ee3c409514dd151785f4d039695819a3e0f65d920589c2a2d73e217ae