[INFO] fetching crate async-fn-stream 0.2.0...
[INFO] checking async-fn-stream-0.2.0 against master#b3bd7058c139e71bae0862ef8f8ac936208873e9 for pr-123752
[INFO] extracting crate async-fn-stream 0.2.0 into /workspace/builds/worker-4-tc1/source
[INFO] validating manifest of crates.io crate async-fn-stream 0.2.0 on toolchain b3bd7058c139e71bae0862ef8f8ac936208873e9
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-fn-stream 0.2.0
[INFO] finished tweaking crates.io crate async-fn-stream 0.2.0
[INFO] tweaked toml for crates.io crate async-fn-stream 0.2.0 written to /workspace/builds/worker-4-tc1/source/Cargo.toml
[INFO] crate crates.io crate async-fn-stream 0.2.0 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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded socket2 v0.4.4
[INFO] [stderr]   Downloaded quote v1.0.20
[INFO] [stderr]   Downloaded futures-executor v0.3.21
[INFO] [stderr]   Downloaded futures-channel v0.3.21
[INFO] [stderr]   Downloaded futures-core v0.3.21
[INFO] [stderr]   Downloaded anyhow v1.0.58
[INFO] [stderr]   Downloaded futures v0.3.21
[INFO] [stderr]   Downloaded futures-util v0.3.21
[INFO] [stderr]   Downloaded tokio v1.19.2
[INFO] [stderr]   Downloaded libc v0.2.126
[INFO] [stderr]   Downloaded syn v1.0.98
[INFO] [stderr]   Downloaded bytes v1.1.0
[INFO] [stderr]   Downloaded mio v0.8.4
[INFO] [stderr]   Downloaded once_cell v1.13.0
[INFO] [stderr]   Downloaded lock_api v0.4.7
[INFO] [stderr]   Downloaded smallvec v1.9.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.40
[INFO] [stderr]   Downloaded futures-io v0.3.21
[INFO] [stderr]   Downloaded futures-macro v0.3.21
[INFO] [stderr]   Downloaded futures-sink v0.3.21
[INFO] [stderr]   Downloaded futures-task v0.3.21
[INFO] [stderr]   Downloaded slab v0.4.6
[INFO] [stderr]   Downloaded redox_syscall v0.2.13
[INFO] [stderr]   Downloaded parking_lot_core v0.9.3
[INFO] [stderr]   Downloaded unicode-ident v1.0.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 35e6d0b989af5ff69b601d6213af0569e7ced8893ee9f79620c38f2fae15f809
[INFO] running `Command { std: "docker" "start" "-a" "35e6d0b989af5ff69b601d6213af0569e7ced8893ee9f79620c38f2fae15f809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "35e6d0b989af5ff69b601d6213af0569e7ced8893ee9f79620c38f2fae15f809", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "35e6d0b989af5ff69b601d6213af0569e7ced8893ee9f79620c38f2fae15f809", kill_on_drop: false }`
[INFO] [stdout] 35e6d0b989af5ff69b601d6213af0569e7ced8893ee9f79620c38f2fae15f809
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b3bd7058c139e71bae0862ef8f8ac936208873e9" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 141ac2ba3602fa597cc1218dcbc3c8f514bd1f4fced51fea7cf96a37e2e42b3e
[INFO] running `Command { std: "docker" "start" "-a" "141ac2ba3602fa597cc1218dcbc3c8f514bd1f4fced51fea7cf96a37e2e42b3e", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking async-fn-stream v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 8.55s
[INFO] running `Command { std: "docker" "inspect" "141ac2ba3602fa597cc1218dcbc3c8f514bd1f4fced51fea7cf96a37e2e42b3e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "141ac2ba3602fa597cc1218dcbc3c8f514bd1f4fced51fea7cf96a37e2e42b3e", kill_on_drop: false }`
[INFO] [stdout] 141ac2ba3602fa597cc1218dcbc3c8f514bd1f4fced51fea7cf96a37e2e42b3e
[INFO] checking async-fn-stream-0.2.0 against try#57fe1b734d9ff1c8a92bda60b85506b9648158d3 for pr-123752
[INFO] extracting crate async-fn-stream 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] validating manifest of crates.io crate async-fn-stream 0.2.0 on toolchain 57fe1b734d9ff1c8a92bda60b85506b9648158d3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate async-fn-stream 0.2.0
[INFO] finished tweaking crates.io crate async-fn-stream 0.2.0
[INFO] tweaked toml for crates.io crate async-fn-stream 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] crate crates.io crate async-fn-stream 0.2.0 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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "fetch" "--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-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e4fa9103b7aa2788fbd9fa441b4f7aa61174510c8de782e838a9422cc81fb1e6
[INFO] running `Command { std: "docker" "start" "-a" "e4fa9103b7aa2788fbd9fa441b4f7aa61174510c8de782e838a9422cc81fb1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e4fa9103b7aa2788fbd9fa441b4f7aa61174510c8de782e838a9422cc81fb1e6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e4fa9103b7aa2788fbd9fa441b4f7aa61174510c8de782e838a9422cc81fb1e6", kill_on_drop: false }`
[INFO] [stdout] e4fa9103b7aa2788fbd9fa441b4f7aa61174510c8de782e838a9422cc81fb1e6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+57fe1b734d9ff1c8a92bda60b85506b9648158d3" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 78ee3d6301c6f23fe060b474f3e85bc956375a78749ee7892f342733a63f8b91
[INFO] running `Command { std: "docker" "start" "-a" "78ee3d6301c6f23fe060b474f3e85bc956375a78749ee7892f342733a63f8b91", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.40
[INFO] [stderr]    Compiling unicode-ident v1.0.1
[INFO] [stderr]    Compiling quote v1.0.20
[INFO] [stderr]    Compiling syn v1.0.98
[INFO] [stderr]    Compiling libc v0.2.126
[INFO] [stderr]    Compiling futures-core v0.3.21
[INFO] [stderr]    Compiling futures-task v0.3.21
[INFO] [stderr]    Compiling futures-channel v0.3.21
[INFO] [stderr]    Compiling futures-util v0.3.21
[INFO] [stderr]     Checking futures-sink v0.3.21
[INFO] [stderr]    Compiling lock_api v0.4.7
[INFO] [stderr]     Checking slab v0.4.6
[INFO] [stderr]     Checking futures-io v0.3.21
[INFO] [stderr]     Checking pin-utils v0.1.0
[INFO] [stderr]    Compiling parking_lot_core v0.9.3
[INFO] [stderr]     Checking smallvec v1.9.0
[INFO] [stderr]    Compiling anyhow v1.0.58
[INFO] [stderr]     Checking bytes v1.1.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]     Checking num_cpus v1.13.1
[INFO] [stderr]     Checking socket2 v0.4.4
[INFO] [stderr]     Checking mio v0.8.4
[INFO] [stderr]     Checking signal-hook-registry v1.4.0
[INFO] [stderr]     Checking parking_lot v0.12.1
[INFO] [stderr]    Compiling futures-macro v0.3.21
[INFO] [stderr]    Compiling tokio-macros v1.8.0
[INFO] [stderr]     Checking tokio v1.19.2
[INFO] [stderr]     Checking futures-executor v0.3.21
[INFO] [stderr]     Checking futures v0.3.21
[INFO] [stderr]     Checking async-fn-stream v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 6.41s
[INFO] running `Command { std: "docker" "inspect" "78ee3d6301c6f23fe060b474f3e85bc956375a78749ee7892f342733a63f8b91", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "78ee3d6301c6f23fe060b474f3e85bc956375a78749ee7892f342733a63f8b91", kill_on_drop: false }`
[INFO] [stdout] 78ee3d6301c6f23fe060b474f3e85bc956375a78749ee7892f342733a63f8b91
