[INFO] fetching crate count-write 0.1.0...
[INFO] testing count-write-0.1.0 against beta-2020-10-09 for beta-1.48-1
[INFO] extracting crate count-write 0.1.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate count-write 0.1.0 on toolchain beta-2020-10-09
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate count-write 0.1.0
[INFO] finished tweaking crates.io crate count-write 0.1.0
[INFO] tweaked toml for crates.io crate count-write 0.1.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-10-09" "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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6754ebfb6a2f75f4c10599c6bcd35796aade1b406745947d8a39bd44c67f267e
[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" "6754ebfb6a2f75f4c10599c6bcd35796aade1b406745947d8a39bd44c67f267e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6754ebfb6a2f75f4c10599c6bcd35796aade1b406745947d8a39bd44c67f267e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6754ebfb6a2f75f4c10599c6bcd35796aade1b406745947d8a39bd44c67f267e", kill_on_drop: false }`
[INFO] [stdout] 6754ebfb6a2f75f4c10599c6bcd35796aade1b406745947d8a39bd44c67f267e
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] aa2e2bd3ead6f0d7ecc2c0cdaff39c0935201d222fd1d279281bbb222860580c
[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" "aa2e2bd3ead6f0d7ecc2c0cdaff39c0935201d222fd1d279281bbb222860580c", kill_on_drop: false }`
[INFO] [stderr]    Compiling count-write v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "aa2e2bd3ead6f0d7ecc2c0cdaff39c0935201d222fd1d279281bbb222860580c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "aa2e2bd3ead6f0d7ecc2c0cdaff39c0935201d222fd1d279281bbb222860580c", kill_on_drop: false }`
[INFO] [stdout] aa2e2bd3ead6f0d7ecc2c0cdaff39c0935201d222fd1d279281bbb222860580c
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] 2ee4637427b1c1adb5eeffdf766c81b3e06a654c844e351b8bc9e3d1f112c7ba
[INFO] running `Command { std: "docker" "start" "-a" "2ee4637427b1c1adb5eeffdf766c81b3e06a654c844e351b8bc9e3d1f112c7ba", kill_on_drop: false }`
[INFO] [stderr]    Compiling count-write v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.65s
[INFO] running `Command { std: "docker" "inspect" "2ee4637427b1c1adb5eeffdf766c81b3e06a654c844e351b8bc9e3d1f112c7ba", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ee4637427b1c1adb5eeffdf766c81b3e06a654c844e351b8bc9e3d1f112c7ba", kill_on_drop: false }`
[INFO] [stdout] 2ee4637427b1c1adb5eeffdf766c81b3e06a654c844e351b8bc9e3d1f112c7ba
[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:d92eaeed33fa75130ca1ee6c8a01d1ffb62bac859dfdfb3450e3e5d1c0146529" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-10-09" "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] f83830279efc475f0b272d29cab46d6158fd4e078e3061a890df146c21c65f95
[INFO] running `Command { std: "docker" "start" "-a" "f83830279efc475f0b272d29cab46d6158fd4e078e3061a890df146c21c65f95", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.08s
[INFO] [stdout] 
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/count_write-698f38f0a26a23a1
[INFO] [stdout] running 0 tests
[INFO] [stderr]    Doc-tests count-write
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - CountWrite (line 23) ... ok
[INFO] [stdout] test src/lib.rs - CountWrite (line 41) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "f83830279efc475f0b272d29cab46d6158fd4e078e3061a890df146c21c65f95", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f83830279efc475f0b272d29cab46d6158fd4e078e3061a890df146c21c65f95", kill_on_drop: false }`
[INFO] [stdout] f83830279efc475f0b272d29cab46d6158fd4e078e3061a890df146c21c65f95
