[INFO] fetching crate term_size 1.0.0-beta.2...
[INFO] testing term_size-1.0.0-beta.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate term_size 1.0.0-beta.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate term_size 1.0.0-beta.2 on toolchain 1.49.0
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate term_size 1.0.0-beta.2
[INFO] finished tweaking crates.io crate term_size 1.0.0-beta.2
[INFO] tweaked toml for crates.io crate term_size 1.0.0-beta.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+1.49.0" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.49.0" "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] 4dc0d9a5433b438b2e8b659cef5b9aef5d794100d3ed0629d340a13878ed4a36
[INFO] running `Command { std: "docker" "start" "-a" "4dc0d9a5433b438b2e8b659cef5b9aef5d794100d3ed0629d340a13878ed4a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dc0d9a5433b438b2e8b659cef5b9aef5d794100d3ed0629d340a13878ed4a36", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dc0d9a5433b438b2e8b659cef5b9aef5d794100d3ed0629d340a13878ed4a36", kill_on_drop: false }`
[INFO] [stdout] 4dc0d9a5433b438b2e8b659cef5b9aef5d794100d3ed0629d340a13878ed4a36
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.49.0" "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] 0abf8ae4b11ccea7127343ce79159e404f81471423831eb4886d5dfa6fcab897
[INFO] running `Command { std: "docker" "start" "-a" "0abf8ae4b11ccea7127343ce79159e404f81471423831eb4886d5dfa6fcab897", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.81
[INFO] [stderr]    Compiling term_size v1.0.0-beta.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2.26s
[INFO] running `Command { std: "docker" "inspect" "0abf8ae4b11ccea7127343ce79159e404f81471423831eb4886d5dfa6fcab897", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0abf8ae4b11ccea7127343ce79159e404f81471423831eb4886d5dfa6fcab897", kill_on_drop: false }`
[INFO] [stdout] 0abf8ae4b11ccea7127343ce79159e404f81471423831eb4886d5dfa6fcab897
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.49.0" "test" "--frozen" "--no-run" "--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] 1a9e5488d4096341a5980f236bdb2440c742c2870f7b270085bcba9e97f96ec7
[INFO] running `Command { std: "docker" "start" "-a" "1a9e5488d4096341a5980f236bdb2440c742c2870f7b270085bcba9e97f96ec7", kill_on_drop: false }`
[INFO] [stderr]    Compiling term_size v1.0.0-beta.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.87s
[INFO] running `Command { std: "docker" "inspect" "1a9e5488d4096341a5980f236bdb2440c742c2870f7b270085bcba9e97f96ec7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1a9e5488d4096341a5980f236bdb2440c742c2870f7b270085bcba9e97f96ec7", kill_on_drop: false }`
[INFO] [stdout] 1a9e5488d4096341a5980f236bdb2440c742c2870f7b270085bcba9e97f96ec7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "+1.49.0" "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] c585a1d016e071379bd6768c515c11d8dede334b8bb42c9fe7285ab327026e1e
[INFO] running `Command { std: "docker" "start" "-a" "c585a1d016e071379bd6768c515c11d8dede334b8bb42c9fe7285ab327026e1e", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/term_size-178e76258054c7d5
[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]    Doc-tests term_size
[INFO] [stdout] 
[INFO] [stdout] running 5 tests
[INFO] [stdout] test src/platform/unix.rs - platform::unix::dimensions_stdin (line 157) ... ok
[INFO] [stdout] test src/lib.rs - (line 28) ... ok
[INFO] [stdout] test src/platform/unix.rs - platform::unix::dimensions_stdout (line 127) ... ok
[INFO] [stdout] test src/platform/unix.rs - platform::unix::dimensions (line 97) ... ok
[INFO] [stdout] test src/platform/unix.rs - platform::unix::dimensions_stderr (line 187) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 5 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "c585a1d016e071379bd6768c515c11d8dede334b8bb42c9fe7285ab327026e1e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c585a1d016e071379bd6768c515c11d8dede334b8bb42c9fe7285ab327026e1e", kill_on_drop: false }`
[INFO] [stdout] c585a1d016e071379bd6768c515c11d8dede334b8bb42c9fe7285ab327026e1e