[INFO] fetching crate ddshow-types 0.2.2...
[INFO] checking ddshow-types-0.2.2 against master#ceab6128fa48a616bfd3e3adf4bc80133b8ee223 for no-never-type-fallback
[INFO] extracting crate ddshow-types 0.2.2 into /workspace/builds/worker-2-tc1/source
[INFO] validating manifest of crates.io crate ddshow-types 0.2.2 on toolchain ceab6128fa48a616bfd3e3adf4bc80133b8ee223
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ddshow-types 0.2.2
[INFO] finished tweaking crates.io crate ddshow-types 0.2.2
[INFO] tweaked toml for crates.io crate ddshow-types 0.2.2 written to /workspace/builds/worker-2-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 49 packages
[INFO] [stderr]       Adding ahash v0.7.8 (latest: v0.8.11)
[INFO] [stderr]       Adding bytecheck v0.6.12 (latest: v0.7.0)
[INFO] [stderr]       Adding bytecheck_derive v0.6.12 (latest: v0.7.0)
[INFO] [stderr]       Adding hashbrown v0.11.2 (latest: v0.14.3)
[INFO] [stderr]       Adding ptr_meta v0.1.4 (latest: v0.2.0)
[INFO] [stderr]       Adding ptr_meta_derive v0.1.4 (latest: v0.2.0)
[INFO] [stderr]       Adding rend v0.3.6 (latest: v0.4.2)
[INFO] [stderr]       Adding rkyv v0.7.3 (latest: v0.7.44)
[INFO] [stderr]       Adding rkyv_derive v0.7.3 (latest: v0.7.44)
[INFO] [stderr]       Adding syn v1.0.109 (latest: v2.0.58)
[INFO] [stderr]       Adding synstructure v0.12.6 (latest: v0.13.1)
[INFO] [stderr]       Adding wasi v0.11.0+wasi-snapshot-preview1 (latest: v0.13.0+wasi-0.2.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded timely v0.12.0
[INFO] [stderr]   Downloaded rend v0.3.6
[INFO] [stderr]   Downloaded rkyv_derive v0.7.3
[INFO] [stderr]   Downloaded rkyv v0.7.3
[INFO] [stderr]   Downloaded abomonation v0.7.3
[INFO] [stderr]   Downloaded abomonation_derive v0.5.0
[INFO] [stderr]   Downloaded timely_bytes v0.12.0
[INFO] [stderr]   Downloaded timely_communication v0.12.0
[INFO] [stderr]   Downloaded timely_logging v0.12.0
[INFO] [stderr]   Downloaded differential-dataflow v0.12.0
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4dd812d1482c72f8bdd552df5f90cc6f9ce167b27cde68a5f4913b46b9049e15
[INFO] running `Command { std: "docker" "start" "-a" "4dd812d1482c72f8bdd552df5f90cc6f9ce167b27cde68a5f4913b46b9049e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4dd812d1482c72f8bdd552df5f90cc6f9ce167b27cde68a5f4913b46b9049e15", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4dd812d1482c72f8bdd552df5f90cc6f9ce167b27cde68a5f4913b46b9049e15", kill_on_drop: false }`
[INFO] [stdout] 4dd812d1482c72f8bdd552df5f90cc6f9ce167b27cde68a5f4913b46b9049e15
[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" "+ceab6128fa48a616bfd3e3adf4bc80133b8ee223" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0412240e49bb4ef611712bc9b962d3ae03c642037b2707cecc2c87c3ece4964d
[INFO] running `Command { std: "docker" "start" "-a" "0412240e49bb4ef611712bc9b962d3ae03c642037b2707cecc2c87c3ece4964d", kill_on_drop: false }`
[INFO] [stderr]    Compiling bytecheck v0.6.12
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]     Checking getopts v0.2.21
[INFO] [stderr]     Checking timely_logging v0.12.0
[INFO] [stderr]     Checking abomonation v0.7.3
[INFO] [stderr]    Compiling rend v0.3.6
[INFO] [stderr]     Checking timely_bytes v0.12.0
[INFO] [stderr]     Checking once_cell v1.19.0
[INFO] [stderr]     Checking getrandom v0.2.12
[INFO] [stderr]     Checking simdutf8 v0.1.4
[INFO] [stderr]    Compiling rkyv v0.7.3
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]     Checking seahash v4.1.0
[INFO] [stderr]     Checking futures-util v0.3.30
[INFO] [stderr]     Checking ahash v0.7.8
[INFO] [stderr]     Checking hashbrown v0.11.2
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling ptr_meta_derive v0.1.4
[INFO] [stderr]    Compiling abomonation_derive v0.5.0
[INFO] [stderr]    Compiling bytecheck_derive v0.6.12
[INFO] [stderr]    Compiling rkyv_derive v0.7.3
[INFO] [stderr]     Checking ptr_meta v0.1.4
[INFO] [stderr]     Checking timely_communication v0.12.0
[INFO] [stderr]     Checking timely v0.12.0
[INFO] [stderr]     Checking differential-dataflow v0.12.0
[INFO] [stderr]     Checking ddshow-types v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: the item `IntoIterator` is imported redundantly
[INFO] [stdout]  --> src/operator_addr.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     iter::{FromIterator, IntoIterator},
[INFO] [stdout]   |                          ^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `IntoIterator` is already defined here
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: the item `IntoIterator` is imported redundantly
[INFO] [stdout]  --> src/operator_addr.rs:7:26
[INFO] [stdout]   |
[INFO] [stdout] 7 |     iter::{FromIterator, IntoIterator},
[INFO] [stdout]   |                          ^^^^^^^^^^^^
[INFO] [stdout]  --> /rustc/ceab6128fa48a616bfd3e3adf4bc80133b8ee223/library/std/src/prelude/mod.rs:134:13
[INFO] [stdout]   |
[INFO] [stdout]   = note: the item `IntoIterator` is already defined here
[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 9.09s
[INFO] running `Command { std: "docker" "inspect" "0412240e49bb4ef611712bc9b962d3ae03c642037b2707cecc2c87c3ece4964d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0412240e49bb4ef611712bc9b962d3ae03c642037b2707cecc2c87c3ece4964d", kill_on_drop: false }`
[INFO] [stdout] 0412240e49bb4ef611712bc9b962d3ae03c642037b2707cecc2c87c3ece4964d