[INFO] fetching crate musli-zerocopy 0.0.92...
[INFO] checking musli-zerocopy-0.0.92 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate musli-zerocopy 0.0.92 into /workspace/builds/worker-7-tc1/source
[INFO] validating manifest of crates.io crate musli-zerocopy 0.0.92 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 crates.io crate musli-zerocopy 0.0.92
[INFO] finished tweaking crates.io crate musli-zerocopy 0.0.92
[INFO] tweaked toml for crates.io crate musli-zerocopy 0.0.92 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] crate crates.io crate musli-zerocopy 0.0.92 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 trybuild v1.0.85
[INFO] [stderr]   Downloaded basic-toml v0.1.7
[INFO] [stderr]   Downloaded musli-zerocopy-macros v0.0.92
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 17dd17a47a3497e250ed16edc13c19cc4afbcf014908570285efe556aa6c096d
[INFO] running `Command { std: "docker" "start" "-a" "17dd17a47a3497e250ed16edc13c19cc4afbcf014908570285efe556aa6c096d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "17dd17a47a3497e250ed16edc13c19cc4afbcf014908570285efe556aa6c096d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "17dd17a47a3497e250ed16edc13c19cc4afbcf014908570285efe556aa6c096d", kill_on_drop: false }`
[INFO] [stdout] 17dd17a47a3497e250ed16edc13c19cc4afbcf014908570285efe556aa6c096d
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ad21a2fde12929967d1f1860c742737a41cf23ff7578a576bd84e15565e55f06
[INFO] running `Command { std: "docker" "start" "-a" "ad21a2fde12929967d1f1860c742737a41cf23ff7578a576bd84e15565e55f06", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]    Compiling trybuild v1.0.85
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking basic-toml v0.1.7
[INFO] [stderr]    Compiling musli-zerocopy-macros v0.0.92
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]     Checking musli-zerocopy v0.0.92 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.14s
[INFO] running `Command { std: "docker" "inspect" "ad21a2fde12929967d1f1860c742737a41cf23ff7578a576bd84e15565e55f06", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ad21a2fde12929967d1f1860c742737a41cf23ff7578a576bd84e15565e55f06", kill_on_drop: false }`
[INFO] [stdout] ad21a2fde12929967d1f1860c742737a41cf23ff7578a576bd84e15565e55f06
[INFO] checking musli-zerocopy-0.0.92 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate musli-zerocopy 0.0.92 into /workspace/builds/worker-7-tc2/source
[INFO] validating manifest of crates.io crate musli-zerocopy 0.0.92 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 crates.io crate musli-zerocopy 0.0.92
[INFO] finished tweaking crates.io crate musli-zerocopy 0.0.92
[INFO] tweaked toml for crates.io crate musli-zerocopy 0.0.92 written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] crate crates.io crate musli-zerocopy 0.0.92 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] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] adadd617c69d0f6ff5a9cd0183df108fc68df3109e89da8a16a4fec054536345
[INFO] running `Command { std: "docker" "start" "-a" "adadd617c69d0f6ff5a9cd0183df108fc68df3109e89da8a16a4fec054536345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "adadd617c69d0f6ff5a9cd0183df108fc68df3109e89da8a16a4fec054536345", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "adadd617c69d0f6ff5a9cd0183df108fc68df3109e89da8a16a4fec054536345", kill_on_drop: false }`
[INFO] [stdout] adadd617c69d0f6ff5a9cd0183df108fc68df3109e89da8a16a4fec054536345
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0c76e291e8c3ce8066bc1e1e72425f70a21f7a03dc6a23cfb69d18a7ff7d4867
[INFO] running `Command { std: "docker" "start" "-a" "0c76e291e8c3ce8066bc1e1e72425f70a21f7a03dc6a23cfb69d18a7ff7d4867", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.70
[INFO] [stderr]    Compiling serde v1.0.193
[INFO] [stderr]    Compiling serde_json v1.0.108
[INFO] [stderr]     Checking rand_core v0.6.4
[INFO] [stderr]    Compiling trybuild v1.0.85
[INFO] [stderr]     Checking termcolor v1.4.0
[INFO] [stderr]     Checking glob v0.3.1
[INFO] [stderr]     Checking rand v0.8.5
[INFO] [stderr]    Compiling quote v1.0.33
[INFO] [stderr]    Compiling syn v2.0.39
[INFO] [stderr]     Checking basic-toml v0.1.7
[INFO] [stderr]    Compiling serde_derive v1.0.193
[INFO] [stderr]    Compiling musli-zerocopy-macros v0.0.92
[INFO] [stderr]     Checking musli-zerocopy v0.0.92 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.88s
[INFO] running `Command { std: "docker" "inspect" "0c76e291e8c3ce8066bc1e1e72425f70a21f7a03dc6a23cfb69d18a7ff7d4867", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0c76e291e8c3ce8066bc1e1e72425f70a21f7a03dc6a23cfb69d18a7ff7d4867", kill_on_drop: false }`
[INFO] [stdout] 0c76e291e8c3ce8066bc1e1e72425f70a21f7a03dc6a23cfb69d18a7ff7d4867