[INFO] fetching crate drill 0.7.1...
[INFO] testing drill-0.7.1 against 1.49.0 for beta-1.50-1
[INFO] extracting crate drill 0.7.1 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate drill 0.7.1 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 drill 0.7.1
[INFO] finished tweaking crates.io crate drill 0.7.1
[INFO] tweaked toml for crates.io crate drill 0.7.1 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] crate crates.io crate drill 0.7.1 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-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] 83d4b4f9fd19fa35dc9026e088fdea93f4ec5767e6355923a0e453232973798a
[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" "83d4b4f9fd19fa35dc9026e088fdea93f4ec5767e6355923a0e453232973798a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "83d4b4f9fd19fa35dc9026e088fdea93f4ec5767e6355923a0e453232973798a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83d4b4f9fd19fa35dc9026e088fdea93f4ec5767e6355923a0e453232973798a", kill_on_drop: false }`
[INFO] [stdout] 83d4b4f9fd19fa35dc9026e088fdea93f4ec5767e6355923a0e453232973798a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] efe619f469dbdb812bb1935c9a0060c1536a5f31746127d72fca65444ee707c2
[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" "efe619f469dbdb812bb1935c9a0060c1536a5f31746127d72fca65444ee707c2", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.51
[INFO] [stderr]    Compiling cc v1.0.65
[INFO] [stderr]    Compiling smallvec v1.5.0
[INFO] [stderr]    Compiling standback v0.2.13
[INFO] [stderr]    Compiling error-chain v0.12.4
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling yaml-rust v0.4.4
[INFO] [stderr]    Compiling socket2 v0.3.17
[INFO] [stderr]    Compiling csv-core v0.1.10
[INFO] [stderr]    Compiling mio v0.6.22
[INFO] [stderr]    Compiling colored v1.9.3
[INFO] [stderr]    Compiling clap v2.33.3
[INFO] [stderr]    Compiling backtrace v0.3.55
[INFO] [stderr]    Compiling publicsuffix v1.5.4
[INFO] [stderr]    Compiling mio-uds v0.6.8
[INFO] [stderr]    Compiling openssl-sys v0.9.58
[INFO] [stderr]    Compiling tokio v0.2.23
[INFO] [stderr]    Compiling openssl v0.10.30
[INFO] [stderr]    Compiling native-tls v0.2.6
[INFO] [stderr]    Compiling tokio-util v0.3.1
[INFO] [stderr]    Compiling tokio-tls v0.3.1
[INFO] [stderr]    Compiling pin-project-internal v1.0.2
[INFO] [stderr]    Compiling futures-macro v0.3.8
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]    Compiling pin-project-internal v0.4.27
[INFO] [stderr]    Compiling time-macros-impl v0.1.1
[INFO] [stderr]    Compiling thiserror-impl v1.0.22
[INFO] [stderr]    Compiling enum-as-inner v0.3.3
[INFO] [stderr]    Compiling async-trait v0.1.42
[INFO] [stderr]    Compiling time-macros v0.1.1
[INFO] [stderr]    Compiling time v0.2.23
[INFO] [stderr]    Compiling thiserror v1.0.22
[INFO] [stderr]    Compiling pin-project v0.4.27
[INFO] [stderr]    Compiling pin-project v1.0.2
[INFO] [stderr]    Compiling tracing-futures v0.2.4
[INFO] [stderr]    Compiling futures-util v0.3.8
[INFO] [stderr]    Compiling cookie v0.14.3
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]    Compiling futures-executor v0.3.8
[INFO] [stderr]    Compiling h2 v0.2.7
[INFO] [stderr]    Compiling futures v0.3.8
[INFO] [stderr]    Compiling trust-dns-proto v0.19.6
[INFO] [stderr]    Compiling trust-dns-resolver v0.19.6
[INFO] [stderr]    Compiling serde_json v1.0.59
[INFO] [stderr]    Compiling serde_urlencoded v0.7.0
[INFO] [stderr]    Compiling bstr v0.2.14
[INFO] [stderr]    Compiling csv v1.1.4
[INFO] [stderr]    Compiling hyper v0.13.9
[INFO] [stderr]    Compiling cookie_store v0.12.0
[INFO] [stderr]    Compiling hyper-tls v0.4.3
[INFO] [stderr]    Compiling reqwest v0.10.9
[INFO] [stderr]    Compiling drill v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 2m 17s
[INFO] running `Command { std: "docker" "inspect" "efe619f469dbdb812bb1935c9a0060c1536a5f31746127d72fca65444ee707c2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "efe619f469dbdb812bb1935c9a0060c1536a5f31746127d72fca65444ee707c2", kill_on_drop: false }`
[INFO] [stdout] efe619f469dbdb812bb1935c9a0060c1536a5f31746127d72fca65444ee707c2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] b5f5c0bb82646002d30b9d7a3983695ecc68832eb9f1017b8b6324840df38b9d
[INFO] running `Command { std: "docker" "start" "-a" "b5f5c0bb82646002d30b9d7a3983695ecc68832eb9f1017b8b6324840df38b9d", kill_on_drop: false }`
[INFO] [stderr]    Compiling drill v0.7.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 12.38s
[INFO] running `Command { std: "docker" "inspect" "b5f5c0bb82646002d30b9d7a3983695ecc68832eb9f1017b8b6324840df38b9d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b5f5c0bb82646002d30b9d7a3983695ecc68832eb9f1017b8b6324840df38b9d", kill_on_drop: false }`
[INFO] [stdout] b5f5c0bb82646002d30b9d7a3983695ecc68832eb9f1017b8b6324840df38b9d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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] b3f0f5c991b8e625c145efc7f513851cf0631389b82b0259c654bf304d86d60a
[INFO] running `Command { std: "docker" "start" "-a" "b3f0f5c991b8e625c145efc7f513851cf0631389b82b0259c654bf304d86d60a", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.21s
[INFO] [stderr]      Running /opt/rustwide/target/debug/deps/drill-2e989ceebc550b4c
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test expandable::multi_request::tests::expand_multi ... ok
[INFO] [stdout] test expandable::multi_iter_request::tests::expand_multi_range ... ok
[INFO] [stdout] test expandable::multi_csv_request::tests::expand_multi ... ok
[INFO] [stdout] test interpolator::tests::interpolates_bad_numnamed_variable_names ... ok
[INFO] [stdout] test interpolator::tests::interpolates_relaxed ... ok
[INFO] [stdout] test interpolator::tests::interpolates_variables ... ok
[INFO] [stdout] test interpolator::tests::interpolates_environment_variables ... ok
[INFO] [stdout] test interpolator::tests::interpolates_numnamed_variables ... ok
[INFO] [stdout] test interpolator::tests::interpolates_missing_variable ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b3f0f5c991b8e625c145efc7f513851cf0631389b82b0259c654bf304d86d60a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3f0f5c991b8e625c145efc7f513851cf0631389b82b0259c654bf304d86d60a", kill_on_drop: false }`
[INFO] [stdout] b3f0f5c991b8e625c145efc7f513851cf0631389b82b0259c654bf304d86d60a