[INFO] fetching crate xtra 0.5.2... [INFO] checking xtra-0.5.2 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never [INFO] extracting crate xtra 0.5.2 into /workspace/builds/worker-2-tc1/source [INFO] validating manifest of crates.io crate xtra 0.5.2 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 xtra 0.5.2 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate xtra 0.5.2 [INFO] tweaked toml for crates.io crate xtra 0.5.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml [INFO] crate crates.io crate xtra 0.5.2 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 smol-potat-macro v0.6.0 [INFO] [stderr] Downloaded smol-potat v1.1.2 [INFO] [stderr] Downloaded cache-padded v1.2.0 [INFO] [stderr] Downloaded smol v1.2.5 [INFO] [stderr] Downloaded async-io v1.7.0 [INFO] [stderr] Downloaded blocking v1.2.0 [INFO] [stderr] Downloaded spinny v0.2.2 [INFO] [stderr] Downloaded gloo-timers v0.2.4 [INFO] [stderr] Downloaded async-global-executor v2.1.0 [INFO] [stderr] Downloaded async-trait v0.1.56 [INFO] [stderr] Downloaded async-std v1.11.0 [INFO] [stderr] Downloaded async-net v1.6.1 [INFO] [stderr] Downloaded async-process v1.4.0 [INFO] [stderr] Downloaded event-listener v2.5.2 [INFO] [stderr] Downloaded async-task v4.2.0 [INFO] [stderr] Downloaded barrage v0.2.1 [INFO] [stderr] Downloaded spin v0.7.1 [INFO] [stderr] Downloaded catty v0.1.4 [INFO] [stderr] Downloaded async-fs v1.5.0 [INFO] [stderr] Downloaded async-lock v2.5.0 [INFO] [stderr] Downloaded polling v2.2.0 [INFO] [stderr] Downloaded value-bag v1.0.0-alpha.9 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] d6bae258dcc7a9cca634e901eabd20b7880cc10ef67e67516d85c9aec85de247 [INFO] running `Command { std: "docker" "start" "-a" "d6bae258dcc7a9cca634e901eabd20b7880cc10ef67e67516d85c9aec85de247", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "d6bae258dcc7a9cca634e901eabd20b7880cc10ef67e67516d85c9aec85de247", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "d6bae258dcc7a9cca634e901eabd20b7880cc10ef67e67516d85c9aec85de247", kill_on_drop: false }` [INFO] [stdout] d6bae258dcc7a9cca634e901eabd20b7880cc10ef67e67516d85c9aec85de247 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 5b6dbd94b10b4061f1a963320487f7266c1e37183c9ecf3a3717279d9fca6422 [INFO] running `Command { std: "docker" "start" "-a" "5b6dbd94b10b4061f1a963320487f7266c1e37183c9ecf3a3717279d9fca6422", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking event-listener v2.5.2 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking async-task v4.2.0 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Compiling async-trait v0.1.56 [INFO] [stderr] Checking spin v0.7.1 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Checking async-lock v2.5.0 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking pollster v0.2.5 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking catty v0.1.4 [INFO] [stderr] Checking spin v0.9.3 [INFO] [stderr] Checking spinny v0.2.2 [INFO] [stderr] Checking barrage v0.2.1 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Checking polling v2.2.0 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking async-io v1.7.0 [INFO] [stderr] Checking blocking v1.2.0 [INFO] [stderr] Checking async-executor v1.4.1 [INFO] [stderr] Checking async-fs v1.5.0 [INFO] [stderr] Checking async-process v1.4.0 [INFO] [stderr] Checking async-net v1.6.1 [INFO] [stderr] Checking smol v1.2.5 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling smol-potat-macro v0.6.0 [INFO] [stderr] Checking smol-potat v1.1.2 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking flume v0.10.13 [INFO] [stderr] Checking xtra v0.5.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ActorManager`, `Actor`, `Address` [INFO] [stdout] --> src/spawn.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::{Actor, ActorManager, Address}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ActorManager`, `Actor`, `Address` [INFO] [stdout] --> src/spawn.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::{Actor, ActorManager, Address}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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` profile [unoptimized + debuginfo] target(s) in 9.07s [INFO] running `Command { std: "docker" "inspect" "5b6dbd94b10b4061f1a963320487f7266c1e37183c9ecf3a3717279d9fca6422", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "5b6dbd94b10b4061f1a963320487f7266c1e37183c9ecf3a3717279d9fca6422", kill_on_drop: false }` [INFO] [stdout] 5b6dbd94b10b4061f1a963320487f7266c1e37183c9ecf3a3717279d9fca6422 [INFO] checking xtra-0.5.2 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never [INFO] extracting crate xtra 0.5.2 into /workspace/builds/worker-2-tc2/source [INFO] validating manifest of crates.io crate xtra 0.5.2 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 xtra 0.5.2 [INFO] removed 0 missing examples [INFO] removed 0 missing tests [INFO] finished tweaking crates.io crate xtra 0.5.2 [INFO] tweaked toml for crates.io crate xtra 0.5.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml [INFO] crate crates.io crate xtra 0.5.2 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] [stderr] Blocking waiting for file lock on package cache [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] 0b52f1243b2edf4cad51f4081918b98db632410054cec95bc8295c485241e34a [INFO] running `Command { std: "docker" "start" "-a" "0b52f1243b2edf4cad51f4081918b98db632410054cec95bc8295c485241e34a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "0b52f1243b2edf4cad51f4081918b98db632410054cec95bc8295c485241e34a", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "0b52f1243b2edf4cad51f4081918b98db632410054cec95bc8295c485241e34a", kill_on_drop: false }` [INFO] [stdout] 0b52f1243b2edf4cad51f4081918b98db632410054cec95bc8295c485241e34a [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-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] c05726b12c58401f29fb23952bb43d10c5e5c3b2b89faac9739629bb8c7dba1e [INFO] running `Command { std: "docker" "start" "-a" "c05726b12c58401f29fb23952bb43d10c5e5c3b2b89faac9739629bb8c7dba1e", kill_on_drop: false }` [INFO] [stderr] Compiling libc v0.2.126 [INFO] [stderr] Compiling proc-macro2 v1.0.39 [INFO] [stderr] Compiling unicode-ident v1.0.0 [INFO] [stderr] Checking cache-padded v1.2.0 [INFO] [stderr] Checking pin-project-lite v0.2.9 [INFO] [stderr] Compiling memchr v2.5.0 [INFO] [stderr] Compiling syn v1.0.96 [INFO] [stderr] Checking futures-io v0.3.21 [INFO] [stderr] Checking parking v2.0.0 [INFO] [stderr] Checking waker-fn v1.1.0 [INFO] [stderr] Checking event-listener v2.5.2 [INFO] [stderr] Checking fastrand v1.7.0 [INFO] [stderr] Compiling log v0.4.17 [INFO] [stderr] Checking once_cell v1.12.0 [INFO] [stderr] Checking slab v0.4.6 [INFO] [stderr] Compiling lock_api v0.4.7 [INFO] [stderr] Checking concurrent-queue v1.2.2 [INFO] [stderr] Checking scopeguard v1.1.0 [INFO] [stderr] Checking async-task v4.2.0 [INFO] [stderr] Checking atomic-waker v1.0.0 [INFO] [stderr] Compiling futures-task v0.3.21 [INFO] [stderr] Compiling signal-hook v0.3.14 [INFO] [stderr] Compiling async-trait v0.1.56 [INFO] [stderr] Compiling futures-util v0.3.21 [INFO] [stderr] Checking futures-sink v0.3.21 [INFO] [stderr] Checking async-lock v2.5.0 [INFO] [stderr] Checking spin v0.7.1 [INFO] [stderr] Checking ppv-lite86 v0.2.16 [INFO] [stderr] Checking async-channel v1.6.1 [INFO] [stderr] Checking pollster v0.2.5 [INFO] [stderr] Checking futures-timer v3.0.2 [INFO] [stderr] Checking catty v0.1.4 [INFO] [stderr] Checking spin v0.9.3 [INFO] [stderr] Checking spinny v0.2.2 [INFO] [stderr] Checking barrage v0.2.1 [INFO] [stderr] Checking futures-lite v1.12.0 [INFO] [stderr] Compiling quote v1.0.18 [INFO] [stderr] Checking socket2 v0.4.4 [INFO] [stderr] Checking polling v2.2.0 [INFO] [stderr] Checking getrandom v0.2.6 [INFO] [stderr] Checking signal-hook-registry v1.4.0 [INFO] [stderr] Checking rand_core v0.6.3 [INFO] [stderr] Checking rand_chacha v0.3.1 [INFO] [stderr] Checking async-io v1.7.0 [INFO] [stderr] Checking blocking v1.2.0 [INFO] [stderr] Checking async-executor v1.4.1 [INFO] [stderr] Checking rand v0.8.5 [INFO] [stderr] Checking async-fs v1.5.0 [INFO] [stderr] Checking async-net v1.6.1 [INFO] [stderr] Checking async-process v1.4.0 [INFO] [stderr] Checking smol v1.2.5 [INFO] [stderr] Compiling pin-project-internal v1.0.10 [INFO] [stderr] Compiling futures-macro v0.3.21 [INFO] [stderr] Compiling smol-potat-macro v0.6.0 [INFO] [stderr] Checking smol-potat v1.1.2 [INFO] [stderr] Checking pin-project v1.0.10 [INFO] [stderr] Checking flume v0.10.13 [INFO] [stderr] Checking xtra v0.5.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: unused imports: `ActorManager`, `Actor`, `Address` [INFO] [stdout] --> src/spawn.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::{Actor, ActorManager, Address}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unused imports: `ActorManager`, `Actor`, `Address` [INFO] [stdout] --> src/spawn.rs:12:13 [INFO] [stdout] | [INFO] [stdout] 12 | use crate::{Actor, ActorManager, Address}; [INFO] [stdout] | ^^^^^ ^^^^^^^^^^^^ ^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` 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` profile [unoptimized + debuginfo] target(s) in 9.78s [INFO] running `Command { std: "docker" "inspect" "c05726b12c58401f29fb23952bb43d10c5e5c3b2b89faac9739629bb8c7dba1e", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c05726b12c58401f29fb23952bb43d10c5e5c3b2b89faac9739629bb8c7dba1e", kill_on_drop: false }` [INFO] [stdout] c05726b12c58401f29fb23952bb43d10c5e5c3b2b89faac9739629bb8c7dba1e