[INFO] fetching crate dummy-cargo-toml-creater 0.1.6...
[INFO] checking dummy-cargo-toml-creater-0.1.6 against try#07fecb9cf34c4979a772ba38c99d6d9144768413 for pr-87710
[INFO] extracting crate dummy-cargo-toml-creater 0.1.6 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate dummy-cargo-toml-creater 0.1.6 on toolchain 07fecb9cf34c4979a772ba38c99d6d9144768413
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate dummy-cargo-toml-creater 0.1.6
[INFO] finished tweaking crates.io crate dummy-cargo-toml-creater 0.1.6
[INFO] tweaked toml for crates.io crate dummy-cargo-toml-creater 0.1.6 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded cargo_toml v0.6.4
[INFO] [stderr]   Downloaded toml_edit v0.1.5
[INFO] [stderr]   Downloaded toml v0.4.10
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 11364a0eaa982d3fb43cb9c9c870d17a6159a5d91b9d7bd3dbf0242505466fcf
[INFO] running `Command { std: "docker" "start" "-a" "11364a0eaa982d3fb43cb9c9c870d17a6159a5d91b9d7bd3dbf0242505466fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "11364a0eaa982d3fb43cb9c9c870d17a6159a5d91b9d7bd3dbf0242505466fcf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "11364a0eaa982d3fb43cb9c9c870d17a6159a5d91b9d7bd3dbf0242505466fcf", kill_on_drop: false }`
[INFO] [stdout] 11364a0eaa982d3fb43cb9c9c870d17a6159a5d91b9d7bd3dbf0242505466fcf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "ghcr.io/rust-lang/crates-build-env/linux@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+07fecb9cf34c4979a772ba38c99d6d9144768413" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9357659b129b128f711f59c4dd33b8fe6a3b06b7833b5ccc9a2835c6e92f1cf1
[INFO] running `Command { std: "docker" "start" "-a" "9357659b129b128f711f59c4dd33b8fe6a3b06b7833b5ccc9a2835c6e92f1cf1", kill_on_drop: false }`
[INFO] [stderr] warning: only one of `license` or `license-file` is necessary
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking ascii v0.9.3
[INFO] [stderr]     Checking either v1.6.1
[INFO] [stderr]     Checking unreachable v1.0.0
[INFO] [stderr]     Checking toml v0.4.10
[INFO] [stderr]    Compiling serde_derive v1.0.129
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking combine v3.8.1
[INFO] [stderr]     Checking cargo_toml v0.6.4
[INFO] [stderr]     Checking toml_edit v0.1.5
[INFO] [stderr]     Checking dummy-cargo-toml-creater v0.1.6 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn do_cat(stream: &mut BufRead) -> String {
[INFO] [stdout]    |                        ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait objects without an explicit `dyn` are deprecated
[INFO] [stdout]   --> src/main.rs:60:24
[INFO] [stdout]    |
[INFO] [stdout] 60 | fn do_cat(stream: &mut BufRead) -> String {
[INFO] [stdout]    |                        ^^^^^^^ help: use `dyn`: `dyn BufRead`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(bare_trait_objects)]` on by default
[INFO] [stdout]    = warning: this is accepted in the current edition (Rust 2018) but is a hard error in Rust 2021!
[INFO] [stdout]    = note: for more information, see <https://doc.rust-lang.org/nightly/edition-guide/rust-2021/warnings-promoted-to-error.html>
[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 [unoptimized + debuginfo] target(s) in 14.55s
[INFO] running `Command { std: "docker" "inspect" "9357659b129b128f711f59c4dd33b8fe6a3b06b7833b5ccc9a2835c6e92f1cf1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9357659b129b128f711f59c4dd33b8fe6a3b06b7833b5ccc9a2835c6e92f1cf1", kill_on_drop: false }`
[INFO] [stdout] 9357659b129b128f711f59c4dd33b8fe6a3b06b7833b5ccc9a2835c6e92f1cf1