[INFO] crate todo_list 1.2.3 is already in cache
[INFO] testing todo_list-1.2.3 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate todo_list 1.2.3 into /workspace/builds/worker-1/source
[INFO] validating manifest of crates.io crate todo_list 1.2.3 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 crates.io crate todo_list 1.2.3
[INFO] finished tweaking crates.io crate todo_list 1.2.3
[INFO] tweaked toml for crates.io crate todo_list 1.2.3 written to /workspace/builds/worker-1/source/Cargo.toml
[INFO] crate crates.io crate todo_list 1.2.3 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-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stdout] 9a8781fe5bceaadaa2ec24d7dc712efbd9c40560bf706e95f9b71eab0661d41e
[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" "9a8781fe5bceaadaa2ec24d7dc712efbd9c40560bf706e95f9b71eab0661d41e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9a8781fe5bceaadaa2ec24d7dc712efbd9c40560bf706e95f9b71eab0661d41e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9a8781fe5bceaadaa2ec24d7dc712efbd9c40560bf706e95f9b71eab0661d41e", kill_on_drop: false }`
[INFO] [stdout] 9a8781fe5bceaadaa2ec24d7dc712efbd9c40560bf706e95f9b71eab0661d41e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] 446c5cd1eb5ad0b9d0c9d0f2b60e80a2ae713a3ad80933bf1e7e0a2dad4c7fb5
[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" "446c5cd1eb5ad0b9d0c9d0f2b60e80a2ae713a3ad80933bf1e7e0a2dad4c7fb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.111
[INFO] [stderr]    Compiling ncurses v5.99.0
[INFO] [stderr]    Compiling syn v1.0.30
[INFO] [stderr]    Compiling serde_derive v1.0.111
[INFO] [stderr]    Compiling serde_json v1.0.53
[INFO] [stderr]    Compiling todo_list v1.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 33.34s
[INFO] running `Command { std: "docker" "inspect" "446c5cd1eb5ad0b9d0c9d0f2b60e80a2ae713a3ad80933bf1e7e0a2dad4c7fb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "446c5cd1eb5ad0b9d0c9d0f2b60e80a2ae713a3ad80933bf1e7e0a2dad4c7fb5", kill_on_drop: false }`
[INFO] [stdout] 446c5cd1eb5ad0b9d0c9d0f2b60e80a2ae713a3ad80933bf1e7e0a2dad4c7fb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] fa07c15138a21ac30831276834851e07714a636195bbddd82bb0acaf6a605b27
[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" "fa07c15138a21ac30831276834851e07714a636195bbddd82bb0acaf6a605b27", kill_on_drop: false }`
[INFO] [stderr]    Compiling todo_list v1.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.22s
[INFO] running `Command { std: "docker" "inspect" "fa07c15138a21ac30831276834851e07714a636195bbddd82bb0acaf6a605b27", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fa07c15138a21ac30831276834851e07714a636195bbddd82bb0acaf6a605b27", kill_on_drop: false }`
[INFO] [stdout] fa07c15138a21ac30831276834851e07714a636195bbddd82bb0acaf6a605b27
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] a569da94862b34e5c9a0f0e26187062687f0649bcfb789f4302558a80dc38934
[INFO] running `Command { std: "docker" "start" "-a" "a569da94862b34e5c9a0f0e26187062687f0649bcfb789f4302558a80dc38934", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.16s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/todo_list-adab193f5ce668db
[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" "a569da94862b34e5c9a0f0e26187062687f0649bcfb789f4302558a80dc38934", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a569da94862b34e5c9a0f0e26187062687f0649bcfb789f4302558a80dc38934", kill_on_drop: false }`
[INFO] [stdout] a569da94862b34e5c9a0f0e26187062687f0649bcfb789f4302558a80dc38934