[INFO] fetching crate tanjiasong-hello-rust 0.1.0...
[INFO] building tanjiasong-hello-rust-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate tanjiasong-hello-rust 0.1.0 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate tanjiasong-hello-rust 0.1.0
[INFO] finished tweaking crates.io crate tanjiasong-hello-rust 0.1.0
[INFO] tweaked toml for crates.io crate tanjiasong-hello-rust 0.1.0 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate tanjiasong-hello-rust 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 26 packages to latest compatible versions
[INFO] [stderr]       Adding ferris-says v0.1.2 (available: v0.3.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 81503d3699d7ea9a875eaca6b0cfb465f2ba6d3ff6b31112bf8d6b76c1de14e0
[INFO] running `Command { std: "docker" "start" "-a" "81503d3699d7ea9a875eaca6b0cfb465f2ba6d3ff6b31112bf8d6b76c1de14e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "81503d3699d7ea9a875eaca6b0cfb465f2ba6d3ff6b31112bf8d6b76c1de14e0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81503d3699d7ea9a875eaca6b0cfb465f2ba6d3ff6b31112bf8d6b76c1de14e0", kill_on_drop: false }`
[INFO] [stdout] 81503d3699d7ea9a875eaca6b0cfb465f2ba6d3ff6b31112bf8d6b76c1de14e0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 486fdd48b2f47147a80e5ee43876cc20b4320ffd21e9e273469495620ec7d888
[INFO] running `Command { std: "docker" "start" "-a" "486fdd48b2f47147a80e5ee43876cc20b4320ffd21e9e273469495620ec7d888", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling object v0.37.3
[INFO] [stderr]    Compiling adler2 v2.0.1
[INFO] [stderr]    Compiling gimli v0.32.3
[INFO] [stderr]    Compiling memchr v2.7.6
[INFO] [stderr]    Compiling rustc-demangle v0.1.26
[INFO] [stderr]    Compiling textwrap v0.11.0
[INFO] [stderr]    Compiling strsim v0.8.0
[INFO] [stderr]    Compiling miniz_oxide v0.8.9
[INFO] [stderr]    Compiling ansi_term v0.12.1
[INFO] [stderr]    Compiling bitflags v1.3.2
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling smallvec v0.4.5
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling addr2line v0.25.1
[INFO] [stderr]    Compiling backtrace v0.3.76
[INFO] [stderr]    Compiling error-chain v0.10.0
[INFO] [stderr]    Compiling ferris-says v0.1.2
[INFO] [stderr]    Compiling tanjiasong-hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 18.88s
[INFO] running `Command { std: "docker" "inspect" "486fdd48b2f47147a80e5ee43876cc20b4320ffd21e9e273469495620ec7d888", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "486fdd48b2f47147a80e5ee43876cc20b4320ffd21e9e273469495620ec7d888", kill_on_drop: false }`
[INFO] [stdout] 486fdd48b2f47147a80e5ee43876cc20b4320ffd21e9e273469495620ec7d888
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 57bac7adeb0898d15a1b28aa3e92c4e5191cb93c9045a3f1ea81b7c408b516a7
[INFO] running `Command { std: "docker" "start" "-a" "57bac7adeb0898d15a1b28aa3e92c4e5191cb93c9045a3f1ea81b7c408b516a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling tanjiasong-hello-rust v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.31s
[INFO] running `Command { std: "docker" "inspect" "57bac7adeb0898d15a1b28aa3e92c4e5191cb93c9045a3f1ea81b7c408b516a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "57bac7adeb0898d15a1b28aa3e92c4e5191cb93c9045a3f1ea81b7c408b516a7", kill_on_drop: false }`
[INFO] [stdout] 57bac7adeb0898d15a1b28aa3e92c4e5191cb93c9045a3f1ea81b7c408b516a7