[INFO] fetching crate ion-binary-rs 0.7.1...
[INFO] checking ion-binary-rs-0.7.1 against try#4a23c45c7893f1416456144e3883cc48ea91722e for pr-82322
[INFO] extracting crate ion-binary-rs 0.7.1 into /workspace/builds/worker-9/source
[INFO] validating manifest of crates.io crate ion-binary-rs 0.7.1 on toolchain 4a23c45c7893f1416456144e3883cc48ea91722e
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate ion-binary-rs 0.7.1
[INFO] finished tweaking crates.io crate ion-binary-rs 0.7.1
[INFO] tweaked toml for crates.io crate ion-binary-rs 0.7.1 written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c19f2ccffab5088aba235bbbe0cce8931e5bf2a1d06ad4e4640c33f8a11b87db
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "c19f2ccffab5088aba235bbbe0cce8931e5bf2a1d06ad4e4640c33f8a11b87db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c19f2ccffab5088aba235bbbe0cce8931e5bf2a1d06ad4e4640c33f8a11b87db", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c19f2ccffab5088aba235bbbe0cce8931e5bf2a1d06ad4e4640c33f8a11b87db", kill_on_drop: false }`
[INFO] [stdout] c19f2ccffab5088aba235bbbe0cce8931e5bf2a1d06ad4e4640c33f8a11b87db
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:f2f6bcd4b43ebee4e173f653a26493129bdb64017c85f916b780ca7fbdbaa79d" "/opt/rustwide/cargo-home/bin/cargo" "+4a23c45c7893f1416456144e3883cc48ea91722e" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] ce43cbae5bd934765a0b88ea1e1436cded0b369b5ca218a391eaa615d5155862
[INFO] running `Command { std: "docker" "start" "-a" "ce43cbae5bd934765a0b88ea1e1436cded0b369b5ca218a391eaa615d5155862", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.87
[INFO] [stderr]    Compiling syn v1.0.60
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling num-bigint v0.3.1
[INFO] [stderr]     Checking sha2 v0.9.3
[INFO] [stderr]     Checking time v0.1.44
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking env_logger v0.7.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking bigdecimal v0.2.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.24
[INFO] [stderr]     Checking thiserror v1.0.24
[INFO] [stderr]     Checking ion-binary-rs v0.7.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: field is never read: `current_ion_version`
[INFO] [stdout]  --> src/binary_parser.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     current_ion_version: Option<(u8, u8)>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: field is never read: `current_ion_version`
[INFO] [stdout]  --> src/binary_parser.rs:8:5
[INFO] [stdout]   |
[INFO] [stdout] 8 |     current_ion_version: Option<(u8, u8)>,
[INFO] [stdout]   |     ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]   |
[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]     Finished dev [unoptimized + debuginfo] target(s) in 27.78s
[INFO] running `Command { std: "docker" "inspect" "ce43cbae5bd934765a0b88ea1e1436cded0b369b5ca218a391eaa615d5155862", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ce43cbae5bd934765a0b88ea1e1436cded0b369b5ca218a391eaa615d5155862", kill_on_drop: false }`
[INFO] [stdout] ce43cbae5bd934765a0b88ea1e1436cded0b369b5ca218a391eaa615d5155862