[INFO] cloning repository https://github.com/tkrs/rust-redis-pubsub-example
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/tkrs/rust-redis-pubsub-example" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkrs%2Frust-redis-pubsub-example", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkrs%2Frust-redis-pubsub-example'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 6031085b5f870c8816102e8f8096af98b744d14b
[INFO] checking tkrs/rust-redis-pubsub-example against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkrs%2Frust-redis-pubsub-example" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tkrs/rust-redis-pubsub-example on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tkrs/rust-redis-pubsub-example
[INFO] finished tweaking git repo https://github.com/tkrs/rust-redis-pubsub-example
[INFO] tweaked toml for git repo https://github.com/tkrs/rust-redis-pubsub-example written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/tkrs/rust-redis-pubsub-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tokio-tcp v0.1.1
[INFO] [stderr]   Downloaded sha1 v0.2.0
[INFO] [stderr]   Downloaded tokio-codec v0.1.0
[INFO] [stderr]   Downloaded cfg-if v0.1.5
[INFO] [stderr]   Downloaded ascii v0.7.1
[INFO] [stderr]   Downloaded bitflags v1.0.3
[INFO] [stderr]   Downloaded either v1.5.0
[INFO] [stderr]   Downloaded tokio-io v0.1.7
[INFO] [stderr]   Downloaded mio v0.6.15
[INFO] [stderr]   Downloaded combine v3.5.1
[INFO] [stderr]   Downloaded libc v0.2.43
[INFO] [stderr]   Downloaded unicode-normalization v0.1.7
[INFO] [stderr]   Downloaded bytes v0.4.9
[INFO] [stderr]   Downloaded futures v0.1.23
[INFO] [stderr]   Downloaded winapi v0.3.5
[INFO] [stderr]   Downloaded byteorder v1.2.4
[INFO] [stderr]   Downloaded matches v0.1.7
[INFO] [stderr]   Downloaded redis v0.9.0
[INFO] [stderr]   Downloaded lazycell v0.6.0
[INFO] [stderr]   Downloaded slab v0.4.1
[INFO] [stderr]   Downloaded tokio-executor v0.1.3
[INFO] [stderr]   Downloaded log v0.4.3
[INFO] [stderr]   Downloaded tokio-reactor v0.1.3
[INFO] [stderr]   Downloaded url v1.7.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 950f8b55c9437c982453beeb1cf62fa02af220e27a1c5df8ef9bd9b0a05e42f8
[INFO] running `Command { std: "docker" "start" "-a" "950f8b55c9437c982453beeb1cf62fa02af220e27a1c5df8ef9bd9b0a05e42f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "950f8b55c9437c982453beeb1cf62fa02af220e27a1c5df8ef9bd9b0a05e42f8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "950f8b55c9437c982453beeb1cf62fa02af220e27a1c5df8ef9bd9b0a05e42f8", kill_on_drop: false }`
[INFO] [stdout] 950f8b55c9437c982453beeb1cf62fa02af220e27a1c5df8ef9bd9b0a05e42f8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc1/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 1520e710890b9cdc2c06d51ccd1f985911b72fcaea7f39bc689cd3e48d11386c
[INFO] running `Command { std: "docker" "start" "-a" "1520e710890b9cdc2c06d51ccd1f985911b72fcaea7f39bc689cd3e48d11386c", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking byteorder v1.2.4
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking matches v0.1.7
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]    Compiling redis v0.9.0
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]     Checking combine v3.5.1
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]     Checking tokio-executor v0.1.3
[INFO] [stderr]     Checking tokio-reactor v0.1.3
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking rust-redis-pubsub-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.30s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.9.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "1520e710890b9cdc2c06d51ccd1f985911b72fcaea7f39bc689cd3e48d11386c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "1520e710890b9cdc2c06d51ccd1f985911b72fcaea7f39bc689cd3e48d11386c", kill_on_drop: false }`
[INFO] [stdout] 1520e710890b9cdc2c06d51ccd1f985911b72fcaea7f39bc689cd3e48d11386c
[INFO] checking tkrs/rust-redis-pubsub-example against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Ftkrs%2Frust-redis-pubsub-example" "/workspace/builds/worker-5-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/tkrs/rust-redis-pubsub-example on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/tkrs/rust-redis-pubsub-example
[INFO] finished tweaking git repo https://github.com/tkrs/rust-redis-pubsub-example
[INFO] tweaked toml for git repo https://github.com/tkrs/rust-redis-pubsub-example written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/tkrs/rust-redis-pubsub-example already has a lockfile, it will not be regenerated
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 78dd0aa29696660d50831c0ee46216ff77fa76f49d57c17533c3e124f79b551b
[INFO] running `Command { std: "docker" "start" "-a" "78dd0aa29696660d50831c0ee46216ff77fa76f49d57c17533c3e124f79b551b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "78dd0aa29696660d50831c0ee46216ff77fa76f49d57c17533c3e124f79b551b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78dd0aa29696660d50831c0ee46216ff77fa76f49d57c17533c3e124f79b551b", kill_on_drop: false }`
[INFO] [stdout] 78dd0aa29696660d50831c0ee46216ff77fa76f49d57c17533c3e124f79b551b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/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=forbid" "-e" "RUSTDOCFLAGS=--cap-lints=forbid" "-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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 05029fb9a2f0c3909f5406000cc82c55e32caa80eba267a3c43b07e03a67cc67
[INFO] running `Command { std: "docker" "start" "-a" "05029fb9a2f0c3909f5406000cc82c55e32caa80eba267a3c43b07e03a67cc67", kill_on_drop: false }`
[INFO] [stderr]     Checking libc v0.2.43
[INFO] [stderr]     Checking cfg-if v0.1.5
[INFO] [stderr]     Checking byteorder v1.2.4
[INFO] [stderr]     Checking futures v0.1.23
[INFO] [stderr]     Checking slab v0.4.1
[INFO] [stderr]     Checking matches v0.1.7
[INFO] [stderr]     Checking lazycell v0.6.0
[INFO] [stderr]     Checking unicode-normalization v0.1.7
[INFO] [stderr]     Checking either v1.5.0
[INFO] [stderr]     Checking percent-encoding v1.0.1
[INFO] [stderr]     Checking ascii v0.7.1
[INFO] [stderr]    Compiling redis v0.9.0
[INFO] [stderr]     Checking sha1 v0.2.0
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking log v0.4.3
[INFO] [stderr]     Checking iovec v0.1.2
[INFO] [stderr]     Checking net2 v0.2.33
[INFO] [stderr]     Checking memchr v2.0.1
[INFO] [stderr]     Checking bytes v0.4.9
[INFO] [stderr]     Checking combine v3.5.1
[INFO] [stderr]     Checking mio v0.6.15
[INFO] [stderr]     Checking tokio-io v0.1.7
[INFO] [stderr]     Checking tokio-executor v0.1.3
[INFO] [stderr]     Checking idna v0.1.5
[INFO] [stderr]     Checking tokio-reactor v0.1.3
[INFO] [stderr]     Checking tokio-codec v0.1.0
[INFO] [stderr]     Checking url v1.7.1
[INFO] [stderr]     Checking tokio-tcp v0.1.1
[INFO] [stderr]     Checking rust-redis-pubsub-example v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.18s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: redis v0.9.0
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 2`
[INFO] running `Command { std: "docker" "inspect" "05029fb9a2f0c3909f5406000cc82c55e32caa80eba267a3c43b07e03a67cc67", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "05029fb9a2f0c3909f5406000cc82c55e32caa80eba267a3c43b07e03a67cc67", kill_on_drop: false }`
[INFO] [stdout] 05029fb9a2f0c3909f5406000cc82c55e32caa80eba267a3c43b07e03a67cc67