[INFO] crate gars 0.0.4 is already in cache
[INFO] testing gars-0.0.4 against beta-2020-07-24 for beta-1.46-1
[INFO] extracting crate gars 0.0.4 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate gars 0.0.4 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 gars 0.0.4
[INFO] finished tweaking crates.io crate gars 0.0.4
[INFO] tweaked toml for crates.io crate gars 0.0.4 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate gars 0.0.4 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-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] a3337c2cac8bed22a0bf2188aacc8e92bb9d96334902d9cecdbecbe16368518f
[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" "a3337c2cac8bed22a0bf2188aacc8e92bb9d96334902d9cecdbecbe16368518f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "a3337c2cac8bed22a0bf2188aacc8e92bb9d96334902d9cecdbecbe16368518f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a3337c2cac8bed22a0bf2188aacc8e92bb9d96334902d9cecdbecbe16368518f", kill_on_drop: false }`
[INFO] [stdout] a3337c2cac8bed22a0bf2188aacc8e92bb9d96334902d9cecdbecbe16368518f
[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] 3bb0c1e3b7ad3067511d3f8dd25cfc0ef7ba96d404b5631507504e29650595c1
[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" "3bb0c1e3b7ad3067511d3f8dd25cfc0ef7ba96d404b5631507504e29650595c1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.68
[INFO] [stderr]    Compiling sha1 v0.2.0
[INFO] [stderr]    Compiling base32 v0.4.0
[INFO] [stderr]    Compiling urlencoding v1.0.0
[INFO] [stderr]    Compiling hmac-sha1 v0.1.3
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_chacha v0.2.2
[INFO] [stderr]    Compiling rand v0.7.3
[INFO] [stderr]    Compiling google-authenticator v0.1.9
[INFO] [stderr]    Compiling gars v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 9.56s
[INFO] running `Command { std: "docker" "inspect" "3bb0c1e3b7ad3067511d3f8dd25cfc0ef7ba96d404b5631507504e29650595c1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3bb0c1e3b7ad3067511d3f8dd25cfc0ef7ba96d404b5631507504e29650595c1", kill_on_drop: false }`
[INFO] [stdout] 3bb0c1e3b7ad3067511d3f8dd25cfc0ef7ba96d404b5631507504e29650595c1
[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] 556c472d634a0b3b51bcc784737263266344898748b0a9992fed27f13d31ae41
[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" "556c472d634a0b3b51bcc784737263266344898748b0a9992fed27f13d31ae41", kill_on_drop: false }`
[INFO] [stderr]    Compiling gars v0.0.4 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.77s
[INFO] running `Command { std: "docker" "inspect" "556c472d634a0b3b51bcc784737263266344898748b0a9992fed27f13d31ae41", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "556c472d634a0b3b51bcc784737263266344898748b0a9992fed27f13d31ae41", kill_on_drop: false }`
[INFO] [stdout] 556c472d634a0b3b51bcc784737263266344898748b0a9992fed27f13d31ae41
[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] [stdout] dec87c8ee11f8a4f63abec30aa75f32a5649c78edef011fa550263955dc4879f
[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" "dec87c8ee11f8a4f63abec30aa75f32a5649c78edef011fa550263955dc4879f", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/gars-53c86af08443440a
[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" "dec87c8ee11f8a4f63abec30aa75f32a5649c78edef011fa550263955dc4879f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dec87c8ee11f8a4f63abec30aa75f32a5649c78edef011fa550263955dc4879f", kill_on_drop: false }`
[INFO] [stdout] dec87c8ee11f8a4f63abec30aa75f32a5649c78edef011fa550263955dc4879f