[INFO] fetching crate iont 0.2.3...
[INFO] checking iont-0.2.3 against try#c659ee110de67e82444e4b6c8407c1a9af9c2cf6 for pr-145608-1
[INFO] extracting crate iont 0.2.3 into /workspace/builds/worker-3-tc2/source
[INFO] started tweaking crates.io crate iont 0.2.3
[INFO] finished tweaking crates.io crate iont 0.2.3
[INFO] tweaked toml for crates.io crate iont 0.2.3 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate iont 0.2.3 on toolchain c659ee110de67e82444e4b6c8407c1a9af9c2cf6
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate iont 0.2.3 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" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ab0d4aef55c63a3d67f664b7330807979ad05584e8e18450563671449f47768
[INFO] running `Command { std: "docker" "start" "-a" "5ab0d4aef55c63a3d67f664b7330807979ad05584e8e18450563671449f47768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ab0d4aef55c63a3d67f664b7330807979ad05584e8e18450563671449f47768", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ab0d4aef55c63a3d67f664b7330807979ad05584e8e18450563671449f47768", kill_on_drop: false }`
[INFO] [stdout] 5ab0d4aef55c63a3d67f664b7330807979ad05584e8e18450563671449f47768
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+c659ee110de67e82444e4b6c8407c1a9af9c2cf6" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8f72cbe85e173ed4eb9637c5ebd3da0cb2e02415de01b5ab6d3a99dc9749693d
[INFO] running `Command { std: "docker" "start" "-a" "8f72cbe85e173ed4eb9637c5ebd3da0cb2e02415de01b5ab6d3a99dc9749693d", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling syn v1.0.64
[INFO] [stderr]    Compiling libc v0.2.91
[INFO] [stderr]    Compiling anyhow v1.0.39
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking clap v2.33.3
[INFO] [stderr]    Compiling pest_generator v2.1.3
[INFO] [stderr]    Compiling serde_derive v1.0.125
[INFO] [stderr]    Compiling pest_derive v2.1.0
[INFO] [stderr]     Checking serde v1.0.125
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]     Checking ions v0.1.5
[INFO] [stderr]     Checking iont v0.2.3 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 9.37s
[INFO] [stderr] warning: the following packages contain code that will be rejected by a future version of Rust: ions v0.1.5
[INFO] [stderr] note: to see what the problems were, use the option `--future-incompat-report`, or run `cargo report future-incompatibilities --id 1`
[INFO] running `Command { std: "docker" "inspect" "8f72cbe85e173ed4eb9637c5ebd3da0cb2e02415de01b5ab6d3a99dc9749693d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8f72cbe85e173ed4eb9637c5ebd3da0cb2e02415de01b5ab6d3a99dc9749693d", kill_on_drop: false }`
[INFO] [stdout] 8f72cbe85e173ed4eb9637c5ebd3da0cb2e02415de01b5ab6d3a99dc9749693d