[INFO] crate simple_redis 0.5.1 is already in cache
[INFO] checking simple_redis-0.5.1 against master#c724b67e1b474262917a5154d74e7072267593fe for pr-74315
[INFO] extracting crate simple_redis 0.5.1 into /workspace/builds/worker-11/source
[INFO] validating manifest of crates.io crate simple_redis 0.5.1 on toolchain c724b67e1b474262917a5154d74e7072267593fe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate simple_redis 0.5.1
[INFO] finished tweaking crates.io crate simple_redis 0.5.1
[INFO] tweaked toml for crates.io crate simple_redis 0.5.1 written to /workspace/builds/worker-11/source/Cargo.toml
[INFO] crate crates.io crate simple_redis 0.5.1 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2c642456419e88860ef32a0c13372a9753c34fab14708a885c242d01fa4881ce
[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" "2c642456419e88860ef32a0c13372a9753c34fab14708a885c242d01fa4881ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2c642456419e88860ef32a0c13372a9753c34fab14708a885c242d01fa4881ce", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c642456419e88860ef32a0c13372a9753c34fab14708a885c242d01fa4881ce", kill_on_drop: false }`
[INFO] [stdout] 2c642456419e88860ef32a0c13372a9753c34fab14708a885c242d01fa4881ce
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-11/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=forbid" "-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:d9fbb4e2287ab3795bdefaf705efb7541a8875c13bce71e067d6b01dc5ed759b" "/opt/rustwide/cargo-home/bin/cargo" "+c724b67e1b474262917a5154d74e7072267593fe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 7369c0ee0b298ab10002e794c9f07c41d35cd48c7c88479b1f0953b67458081d
[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" "7369c0ee0b298ab10002e794c9f07c41d35cd48c7c88479b1f0953b67458081d", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.0.0
[INFO] [stderr]    Compiling serde v1.0.110
[INFO] [stderr]    Compiling proc-macro2 v1.0.12
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]     Checking smallvec v1.4.0
[INFO] [stderr]    Compiling memchr v2.3.3
[INFO] [stderr]    Compiling fsio v0.1.2
[INFO] [stderr]    Compiling syn v1.0.19
[INFO] [stderr]    Compiling nias v0.5.0
[INFO] [stderr]     Checking unicode-width v0.1.7
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking dtoa v0.4.5
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking unicode-normalization v0.1.12
[INFO] [stderr]    Compiling indexmap v1.3.2
[INFO] [stderr]     Checking combine v4.1.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]    Compiling quote v1.0.4
[INFO] [stderr]     Checking envmnt v0.8.2
[INFO] [stderr]     Checking ci_info v0.10.1
[INFO] [stderr]     Checking url v2.1.1
[INFO] [stderr]     Checking toml v0.5.6
[INFO] [stderr]    Compiling async-trait v0.1.30
[INFO] [stderr]    Compiling rusty-hook v0.11.1
[INFO] [stderr]     Checking redis v0.16.0
[INFO] [stderr]     Checking simple_redis v0.5.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unknown lint: `invalid_codeblock_attribute`
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     invalid_codeblock_attribute,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: did you mean: `invalid_codeblock_attributes`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unknown lint: `invalid_codeblock_attribute`
[INFO] [stdout]   --> src/lib.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 23 |     invalid_codeblock_attribute,
[INFO] [stdout]    |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^ help: did you mean: `invalid_codeblock_attributes`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unknown_lints)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 53.56s
[INFO] running `Command { std: "docker" "inspect" "7369c0ee0b298ab10002e794c9f07c41d35cd48c7c88479b1f0953b67458081d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7369c0ee0b298ab10002e794c9f07c41d35cd48c7c88479b1f0953b67458081d", kill_on_drop: false }`
[INFO] [stdout] 7369c0ee0b298ab10002e794c9f07c41d35cd48c7c88479b1f0953b67458081d