[INFO] cloning repository https://github.com/robhardwick/apollo
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/robhardwick/apollo" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobhardwick%2Fapollo", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobhardwick%2Fapollo'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 3f6cb263d71c17ad76aa47b1dc1a80a460508658
[INFO] checking robhardwick/apollo against master#22572d0994593197593e2a1b7b18d720a9a349a7 for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobhardwick%2Fapollo" "/workspace/builds/worker-7-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robhardwick/apollo on toolchain 22572d0994593197593e2a1b7b18d720a9a349a7
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robhardwick/apollo
[INFO] finished tweaking git repo https://github.com/robhardwick/apollo
[INFO] tweaked toml for git repo https://github.com/robhardwick/apollo written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/robhardwick/apollo 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" "+22572d0994593197593e2a1b7b18d720a9a349a7" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cc v1.0.40
[INFO] [stderr]   Downloaded coreaudio-sys v0.2.2
[INFO] [stderr]   Downloaded backtrace v0.3.35
[INFO] [stderr]   Downloaded getrandom v0.1.10
[INFO] [stderr]   Downloaded pkg-config v0.3.15
[INFO] [stderr]   Downloaded ucd-util v0.1.5
[INFO] [stderr]   Downloaded cpal v0.10.0
[INFO] [stderr]   Downloaded proc-macro2 v1.0.1
[INFO] [stderr]   Downloaded syn v1.0.3
[INFO] [stderr]   Downloaded rand_pcg v0.2.0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 448112811aafbf09a9e4bfa321339ea3b04db8259f990879c4d74cf09bb25ecb
[INFO] running `Command { std: "docker" "start" "-a" "448112811aafbf09a9e4bfa321339ea3b04db8259f990879c4d74cf09bb25ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "448112811aafbf09a9e4bfa321339ea3b04db8259f990879c4d74cf09bb25ecb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "448112811aafbf09a9e4bfa321339ea3b04db8259f990879c4d74cf09bb25ecb", kill_on_drop: false }`
[INFO] [stdout] 448112811aafbf09a9e4bfa321339ea3b04db8259f990879c4d74cf09bb25ecb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+22572d0994593197593e2a1b7b18d720a9a349a7" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f5f4312d3d8adb30578b5af98b3f13dd674b2fbf14e0d26ac6bdf6ea7998f58b
[INFO] running `Command { std: "docker" "start" "-a" "f5f4312d3d8adb30578b5af98b3f13dd674b2fbf14e0d26ac6bdf6ea7998f58b", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling cpal v0.10.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking rand_pcg v0.2.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking backtrace v0.3.35
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stderr]     Checking apollo v0.1.0 (/opt/rustwide/workdir/lib/apollo)
[INFO] [stdout] warning: field `sample_rate` is never read
[INFO] [stdout]   --> lib/apollo/src/rhythm/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Rhythm {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 23 |     sample_rate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Rhythm` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking apollo-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 24.45s
[INFO] running `Command { std: "docker" "inspect" "f5f4312d3d8adb30578b5af98b3f13dd674b2fbf14e0d26ac6bdf6ea7998f58b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f5f4312d3d8adb30578b5af98b3f13dd674b2fbf14e0d26ac6bdf6ea7998f58b", kill_on_drop: false }`
[INFO] [stdout] f5f4312d3d8adb30578b5af98b3f13dd674b2fbf14e0d26ac6bdf6ea7998f58b
[INFO] checking robhardwick/apollo against try#6289438dbad80b1a0029c66dd3f6abf57c2c51be for pr-126452-1
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Frobhardwick%2Fapollo" "/workspace/builds/worker-7-tc2/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-7-tc2/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/robhardwick/apollo on toolchain 6289438dbad80b1a0029c66dd3f6abf57c2c51be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/robhardwick/apollo
[INFO] finished tweaking git repo https://github.com/robhardwick/apollo
[INFO] tweaked toml for git repo https://github.com/robhardwick/apollo written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate git repo https://github.com/robhardwick/apollo 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" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 19a25db75b9bbf74c437e3fd4a77b3e232efd4d845ddd95e2fc0c251dc00a853
[INFO] running `Command { std: "docker" "start" "-a" "19a25db75b9bbf74c437e3fd4a77b3e232efd4d845ddd95e2fc0c251dc00a853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19a25db75b9bbf74c437e3fd4a77b3e232efd4d845ddd95e2fc0c251dc00a853", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19a25db75b9bbf74c437e3fd4a77b3e232efd4d845ddd95e2fc0c251dc00a853", kill_on_drop: false }`
[INFO] [stdout] 19a25db75b9bbf74c437e3fd4a77b3e232efd4d845ddd95e2fc0c251dc00a853
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:923055f121b5182466d55868a8b05e67af8ba4a3a3f6bad814e953ca3cd3ac2a" "/opt/rustwide/cargo-home/bin/cargo" "+6289438dbad80b1a0029c66dd3f6abf57c2c51be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 066b915aad1aba22f1526002292cef33c6a71d339cfe82e64337ddf2da5ba6af
[INFO] running `Command { std: "docker" "start" "-a" "066b915aad1aba22f1526002292cef33c6a71d339cfe82e64337ddf2da5ba6af", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.62
[INFO] [stderr]     Checking cfg-if v0.1.9
[INFO] [stderr]    Compiling proc-macro2 v0.4.30
[INFO] [stderr]    Compiling proc-macro2 v1.0.1
[INFO] [stderr]    Compiling unicode-xid v0.1.0
[INFO] [stderr]    Compiling unicode-xid v0.2.0
[INFO] [stderr]    Compiling cc v1.0.40
[INFO] [stderr]    Compiling syn v0.15.44
[INFO] [stderr]    Compiling getrandom v0.1.10
[INFO] [stderr]    Compiling syn v1.0.3
[INFO] [stderr]    Compiling pkg-config v0.3.15
[INFO] [stderr]     Checking lazy_static v1.3.0
[INFO] [stderr]    Compiling failure_derive v0.1.5
[INFO] [stderr]    Compiling serde v1.0.99
[INFO] [stderr]    Compiling autocfg v0.1.6
[INFO] [stderr]     Checking ppv-lite86 v0.2.5
[INFO] [stderr]     Checking rustc-demangle v0.1.16
[INFO] [stderr]    Compiling alsa-sys v0.1.2
[INFO] [stderr]    Compiling num-traits v0.2.8
[INFO] [stderr]    Compiling quote v0.6.13
[INFO] [stderr]    Compiling quote v1.0.2
[INFO] [stderr]    Compiling ryu v1.0.0
[INFO] [stderr]     Checking c2-chacha v0.2.2
[INFO] [stderr]     Checking rand_core v0.5.0
[INFO] [stderr]    Compiling bitflags v1.1.0
[INFO] [stderr]    Compiling backtrace-sys v0.1.31
[INFO] [stderr]    Compiling cpal v0.10.0
[INFO] [stderr]     Checking unicode-width v0.1.6
[INFO] [stderr]     Checking textwrap v0.11.0
[INFO] [stderr]     Checking rand_pcg v0.2.0
[INFO] [stderr]     Checking rand_chacha v0.2.1
[INFO] [stderr]     Checking atty v0.2.13
[INFO] [stderr]     Checking rand v0.7.0
[INFO] [stderr]     Checking itoa v0.4.4
[INFO] [stderr]     Checking clap v2.33.0
[INFO] [stderr]     Checking hound v3.4.0
[INFO] [stderr]     Checking backtrace v0.3.35
[INFO] [stderr]    Compiling serde_derive v1.0.99
[INFO] [stderr]    Compiling synstructure v0.10.2
[INFO] [stderr]     Checking failure v0.1.5
[INFO] [stderr]     Checking apollo v0.1.0 (/opt/rustwide/workdir/lib/apollo)
[INFO] [stderr]     Checking serde_json v1.0.40
[INFO] [stdout] warning: field `sample_rate` is never read
[INFO] [stdout]   --> lib/apollo/src/rhythm/mod.rs:23:5
[INFO] [stdout]    |
[INFO] [stdout] 22 | pub struct Rhythm {
[INFO] [stdout]    |            ------ field in this struct
[INFO] [stdout] 23 |     sample_rate: f32,
[INFO] [stdout]    |     ^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `Rhythm` has derived impls for the traits `Debug` and `Clone`, but these are intentionally ignored during dead code analysis
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking apollo-cli v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 23.55s
[INFO] running `Command { std: "docker" "inspect" "066b915aad1aba22f1526002292cef33c6a71d339cfe82e64337ddf2da5ba6af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "066b915aad1aba22f1526002292cef33c6a71d339cfe82e64337ddf2da5ba6af", kill_on_drop: false }`
[INFO] [stdout] 066b915aad1aba22f1526002292cef33c6a71d339cfe82e64337ddf2da5ba6af