[INFO] crate zero 0.1.2 is already in cache
[INFO] testing zero-0.1.2 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate zero 0.1.2 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate zero 0.1.2 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 zero 0.1.2
[INFO] finished tweaking crates.io crate zero 0.1.2
[INFO] tweaked toml for crates.io crate zero 0.1.2 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2020-07-24" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[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-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" "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] 7321261966af1efbb16f808bdc9b5dd10e1bda1d0943ec01e2d15226bcd69777
[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" "7321261966af1efbb16f808bdc9b5dd10e1bda1d0943ec01e2d15226bcd69777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "7321261966af1efbb16f808bdc9b5dd10e1bda1d0943ec01e2d15226bcd69777", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7321261966af1efbb16f808bdc9b5dd10e1bda1d0943ec01e2d15226bcd69777", kill_on_drop: false }`
[INFO] [stdout] 7321261966af1efbb16f808bdc9b5dd10e1bda1d0943ec01e2d15226bcd69777
[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" "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] 2ee5c37488edff2d6aa907c3106669d3ab43cf4d92e042daa5e5efd622052af2
[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" "2ee5c37488edff2d6aa907c3106669d3ab43cf4d92e042daa5e5efd622052af2", kill_on_drop: false }`
[INFO] [stderr]    Compiling zero v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.52s
[INFO] running `Command { std: "docker" "inspect" "2ee5c37488edff2d6aa907c3106669d3ab43cf4d92e042daa5e5efd622052af2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2ee5c37488edff2d6aa907c3106669d3ab43cf4d92e042daa5e5efd622052af2", kill_on_drop: false }`
[INFO] [stdout] 2ee5c37488edff2d6aa907c3106669d3ab43cf4d92e042daa5e5efd622052af2
[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" "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] 6ee64d121012064e5b3288b20fffb6f487b77c95fdd53727eaef70d60c22aac5
[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" "6ee64d121012064e5b3288b20fffb6f487b77c95fdd53727eaef70d60c22aac5", kill_on_drop: false }`
[INFO] [stderr]    Compiling zero v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.04s
[INFO] running `Command { std: "docker" "inspect" "6ee64d121012064e5b3288b20fffb6f487b77c95fdd53727eaef70d60c22aac5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6ee64d121012064e5b3288b20fffb6f487b77c95fdd53727eaef70d60c22aac5", kill_on_drop: false }`
[INFO] [stdout] 6ee64d121012064e5b3288b20fffb6f487b77c95fdd53727eaef70d60c22aac5
[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" "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] 0776d26d1eb9ded537a083dadd3d7fe9c5cb1991069f280a82f3435dad6e25b5
[INFO] running `Command { std: "docker" "start" "-a" "0776d26d1eb9ded537a083dadd3d7fe9c5cb1991069f280a82f3435dad6e25b5", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stdout] running 11 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/zero-aaf12c42da721ea8
[INFO] [stdout] test test::test_read_array ... ok
[INFO] [stdout] test test::test_read ... ok
[INFO] [stdout] test test::test_good_strs ... ok
[INFO] [stdout] test test::test_good_strs_to_null ... ok
[INFO] [stdout] test test::test_not_unicode ... ok
[INFO] [stdout] test test::test_too_small ... ok
[INFO] [stdout] test test::test_array_zero_sized ... ok
[INFO] [stdout] test test::test_no_null_to_null ... ok
[INFO] [stdout] test test::test_no_null ... ok
[INFO] [stdout] test test::test_no_null2 ... ok
[INFO] [stdout] test test::test_too_small2 ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 11 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests zero
[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] running `Command { std: "docker" "inspect" "0776d26d1eb9ded537a083dadd3d7fe9c5cb1991069f280a82f3435dad6e25b5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0776d26d1eb9ded537a083dadd3d7fe9c5cb1991069f280a82f3435dad6e25b5", kill_on_drop: false }`
[INFO] [stdout] 0776d26d1eb9ded537a083dadd3d7fe9c5cb1991069f280a82f3435dad6e25b5