[INFO] cloning repository https://github.com/ryskit/tokio-tutorial
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/ryskit/tokio-tutorial" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryskit%2Ftokio-tutorial", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryskit%2Ftokio-tutorial'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 71048d8827ee9768ff2aed03e701a7b8cd5f4749
[INFO] testing ryskit/tokio-tutorial against master#1f7f8ea0721a3b1eb73e6c6d25cccb371434b320 for pr-154065-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fryskit%2Ftokio-tutorial" "/workspace/builds/worker-5-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-5-tc1/source'...
[INFO] [stderr] done.
[INFO] started tweaking git repo https://github.com/ryskit/tokio-tutorial
[INFO] finished tweaking git repo https://github.com/ryskit/tokio-tutorial
[INFO] tweaked toml for git repo https://github.com/ryskit/tokio-tutorial written to /workspace/builds/worker-5-tc1/source/Cargo.toml
[INFO] validating manifest of git repo https://github.com/ryskit/tokio-tutorial on toolchain 1f7f8ea0721a3b1eb73e6c6d25cccb371434b320
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate git repo https://github.com/ryskit/tokio-tutorial 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" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded async-stream v0.3.2
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[INFO] [stderr]   Downloaded async-stream-impl v0.3.2
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[INFO] [stderr]   Downloaded tracing v0.1.29
[INFO] [stderr]   Downloaded serde_json v1.0.75
[INFO] [stderr]   Downloaded tokio v1.15.0
[INFO] [stderr]   Downloaded libc v0.2.113
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 690b7a2b64e6b1e134b72e33ca3867b73a53c6da9f7d11a2be12c95e82aa2c16
[INFO] running `Command { std: "docker" "start" "-a" "690b7a2b64e6b1e134b72e33ca3867b73a53c6da9f7d11a2be12c95e82aa2c16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "690b7a2b64e6b1e134b72e33ca3867b73a53c6da9f7d11a2be12c95e82aa2c16", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "690b7a2b64e6b1e134b72e33ca3867b73a53c6da9f7d11a2be12c95e82aa2c16", kill_on_drop: false }`
[INFO] [stdout] 690b7a2b64e6b1e134b72e33ca3867b73a53c6da9f7d11a2be12c95e82aa2c16
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 82054e5d4fe56a340e6d78f28fe31cabf8f0b24894ef94d89a382a23e1cd9a0f
[INFO] running `Command { std: "docker" "start" "-a" "82054e5d4fe56a340e6d78f28fe31cabf8f0b24894ef94d89a382a23e1cd9a0f", kill_on_drop: false }`
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[INFO] [stderr]    Compiling serde v1.0.133
[INFO] [stderr]    Compiling num-traits v0.2.14
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[INFO] [stderr]    Compiling futures-core v0.3.19
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[INFO] [stderr]    Compiling unicode-segmentation v1.8.0
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[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling matchers v0.0.1
[INFO] [stderr]    Compiling regex v1.5.4
[INFO] [stderr]    Compiling thread_local v1.1.3
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[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
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[INFO] [stderr]    Compiling mini-redis v0.4.1
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[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 22.34s
[INFO] running `Command { std: "docker" "inspect" "82054e5d4fe56a340e6d78f28fe31cabf8f0b24894ef94d89a382a23e1cd9a0f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "82054e5d4fe56a340e6d78f28fe31cabf8f0b24894ef94d89a382a23e1cd9a0f", kill_on_drop: false }`
[INFO] [stdout] 82054e5d4fe56a340e6d78f28fe31cabf8f0b24894ef94d89a382a23e1cd9a0f
[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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+1f7f8ea0721a3b1eb73e6c6d25cccb371434b320" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 33e538ca9a5c4fa7ff3f42ebc80e19d22559f0fba29256bf7bfc5f852899f7ed
[INFO] running `Command { std: "docker" "start" "-a" "33e538ca9a5c4fa7ff3f42ebc80e19d22559f0fba29256bf7bfc5f852899f7ed", kill_on_drop: false }`
[INFO] [stderr]    Compiling tokio-tutorial v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0373]: async block may outlive the current function, but it borrows `client`, which is owned by the current function
[INFO] [stdout]  --> examples/hello-redis.rs:8:27
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let t1 = tokio::spawn(async {
[INFO] [stdout]   |                           ^^^^^ may outlive borrowed value `client`
[INFO] [stdout] 9 |         let res = client.get("hello").await;
[INFO] [stdout]   |                   ------ `client` is borrowed here
[INFO] [stdout]   |
[INFO] [stdout]   = note: async blocks are not executed immediately and must either take a reference or ownership of outside variables they use
[INFO] [stdout] help: to force the async block to take ownership of `client` (and any other referenced variables), use the `move` keyword
[INFO] [stdout]   |
[INFO] [stdout] 8 |     let t1 = tokio::spawn(async move {
[INFO] [stdout]   |                                 ++++
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0499]: cannot borrow `client` as mutable more than once at a time
[INFO] [stdout]    --> examples/hello-redis.rs:12:27
[INFO] [stdout]     |
[INFO] [stdout]   8 |       let t1 = tokio::spawn(async {
[INFO] [stdout]     |                -            ----- first mutable borrow occurs here
[INFO] [stdout]     |  ______________|
[INFO] [stdout]     | |
[INFO] [stdout]   9 | |         let res = client.get("hello").await;
[INFO] [stdout]     | |                   ------ first borrow occurs due to use of `client` in coroutine
[INFO] [stdout]  10 | |     });
[INFO] [stdout]     | |______- argument requires that `client` is borrowed for `'static`
[INFO] [stdout]  11 |
[INFO] [stdout]  12 |       let t2 = tokio::spawn(async {
[INFO] [stdout]     |                             ^^^^^ second mutable borrow occurs here
[INFO] [stdout]  13 |           client.set("foo", "bar".into()).await;
[INFO] [stdout]     |           ------ second borrow occurs due to use of `client` in coroutine
[INFO] [stdout]     |
[INFO] [stdout] note: requirement that the value outlives `'static` introduced here
[INFO] [stdout]    --> /opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/tokio-1.15.0/src/task/spawn.rs:127:28
[INFO] [stdout]     |
[INFO] [stdout] 127 |         T: Future + Send + 'static,
[INFO] [stdout]     |                            ^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `res`
[INFO] [stdout]  --> examples/hello-redis.rs:9:13
[INFO] [stdout]   |
[INFO] [stdout] 9 |         let res = client.get("hello").await;
[INFO] [stdout]   |             ^^^ help: if this is intentional, prefix it with an underscore: `_res`
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_variables)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] Some errors have detailed explanations: E0373, E0499.
[INFO] [stdout] 
[INFO] [stdout] For more information about an error, try `rustc --explain E0373`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `tokio-tutorial` (example "hello-redis") due to 2 previous errors; 1 warning emitted
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "33e538ca9a5c4fa7ff3f42ebc80e19d22559f0fba29256bf7bfc5f852899f7ed", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "33e538ca9a5c4fa7ff3f42ebc80e19d22559f0fba29256bf7bfc5f852899f7ed", kill_on_drop: false }`
[INFO] [stdout] 33e538ca9a5c4fa7ff3f42ebc80e19d22559f0fba29256bf7bfc5f852899f7ed
