[INFO] fetching crate fastvlq 1.0.0-alpha.2...
[INFO] testing fastvlq-1.0.0-alpha.2 against 1.49.0 for beta-1.50-1
[INFO] extracting crate fastvlq 1.0.0-alpha.2 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate fastvlq 1.0.0-alpha.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 fastvlq 1.0.0-alpha.2
[INFO] finished tweaking crates.io crate fastvlq 1.0.0-alpha.2
[INFO] tweaked toml for crates.io crate fastvlq 1.0.0-alpha.2 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] crate crates.io crate fastvlq 1.0.0-alpha.2 already has a lockfile, it will not be regenerated
[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-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 0bbfb3b445151431891ac64f3370e9fb54a39ac82779c11dc484af06ba46c15a
[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" "0bbfb3b445151431891ac64f3370e9fb54a39ac82779c11dc484af06ba46c15a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "0bbfb3b445151431891ac64f3370e9fb54a39ac82779c11dc484af06ba46c15a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bbfb3b445151431891ac64f3370e9fb54a39ac82779c11dc484af06ba46c15a", kill_on_drop: false }`
[INFO] [stdout] 0bbfb3b445151431891ac64f3370e9fb54a39ac82779c11dc484af06ba46c15a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e46b2585422ba0caeb527da6cdca0f1acc526aad4f2b8ea07d6dd4ce831d73e7
[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" "e46b2585422ba0caeb527da6cdca0f1acc526aad4f2b8ea07d6dd4ce831d73e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling bare-io v0.2.1
[INFO] [stderr]    Compiling fastvlq v1.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 3.30s
[INFO] running `Command { std: "docker" "inspect" "e46b2585422ba0caeb527da6cdca0f1acc526aad4f2b8ea07d6dd4ce831d73e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e46b2585422ba0caeb527da6cdca0f1acc526aad4f2b8ea07d6dd4ce831d73e7", kill_on_drop: false }`
[INFO] [stdout] e46b2585422ba0caeb527da6cdca0f1acc526aad4f2b8ea07d6dd4ce831d73e7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/opt/rustwide/cargo-home/bin/cargo" "+1.49.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] de99be0587f275e8e46761ccb5cc7d2ff4d38746be313623755515511a819ecf
[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" "de99be0587f275e8e46761ccb5cc7d2ff4d38746be313623755515511a819ecf", kill_on_drop: false }`
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]    Compiling bit-vec v0.6.2
[INFO] [stderr]    Compiling num-traits v0.2.12
[INFO] [stderr]    Compiling wait-timeout v0.2.0
[INFO] [stderr]    Compiling rand_xorshift v0.2.0
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling rusty-fork v0.3.0
[INFO] [stderr]    Compiling proptest v0.10.1
[INFO] [stderr]    Compiling fastvlq v1.0.0-alpha.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 22.72s
[INFO] running `Command { std: "docker" "inspect" "de99be0587f275e8e46761ccb5cc7d2ff4d38746be313623755515511a819ecf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "de99be0587f275e8e46761ccb5cc7d2ff4d38746be313623755515511a819ecf", kill_on_drop: false }`
[INFO] [stdout] de99be0587f275e8e46761ccb5cc7d2ff4d38746be313623755515511a819ecf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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:b8eeb62f26c39b23691079a6cb6de528d8e88b4d71a8f6b1d30f8ba7d9c16de9" "/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] e64c5c688c6c1b62010545e0f2cc68ab4ea4fe3f6f0d97380033f51985f9aaa7
[INFO] running `Command { std: "docker" "start" "-a" "e64c5c688c6c1b62010545e0f2cc68ab4ea4fe3f6f0d97380033f51985f9aaa7", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] running 3 tests
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/fastvlq-b25ca8eaa7b0bee5
[INFO] [stdout] test tests::round_trip ... ok
[INFO] [stdout] test tests::check_decode ... ok
[INFO] [stderr]    Doc-tests fastvlq
[INFO] [stdout] test property_tests::roundtrip ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[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" "e64c5c688c6c1b62010545e0f2cc68ab4ea4fe3f6f0d97380033f51985f9aaa7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e64c5c688c6c1b62010545e0f2cc68ab4ea4fe3f6f0d97380033f51985f9aaa7", kill_on_drop: false }`
[INFO] [stdout] e64c5c688c6c1b62010545e0f2cc68ab4ea4fe3f6f0d97380033f51985f9aaa7