[INFO] fetching crate ev3 0.5.2...
[INFO] testing ev3-0.5.2 against try#b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b for pr-145330-1
[INFO] extracting crate ev3 0.5.2 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate ev3 0.5.2
[INFO] finished tweaking crates.io crate ev3 0.5.2
[INFO] tweaked toml for crates.io crate ev3 0.5.2 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ev3 0.5.2 on toolchain b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 1 package to latest compatible version
[INFO] [stderr]       Adding ev3rt v0.5.0 (available: v0.9.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 80af133fc40414bd89c9b92549c76fad28298694fb34a113ceedb638425c76f4
[INFO] running `Command { std: "docker" "start" "-a" "80af133fc40414bd89c9b92549c76fad28298694fb34a113ceedb638425c76f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "80af133fc40414bd89c9b92549c76fad28298694fb34a113ceedb638425c76f4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "80af133fc40414bd89c9b92549c76fad28298694fb34a113ceedb638425c76f4", kill_on_drop: false }`
[INFO] [stdout] 80af133fc40414bd89c9b92549c76fad28298694fb34a113ceedb638425c76f4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] dab88df1b32d575011d408e8baf1fd1a0c1e63089cb1eae230cb631c7acc2586
[INFO] running `Command { std: "docker" "start" "-a" "dab88df1b32d575011d408e8baf1fd1a0c1e63089cb1eae230cb631c7acc2586", kill_on_drop: false }`
[INFO] [stderr]    Compiling ev3rt v0.5.0
[INFO] [stderr]    Compiling ev3 v0.5.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.55s
[INFO] running `Command { std: "docker" "inspect" "dab88df1b32d575011d408e8baf1fd1a0c1e63089cb1eae230cb631c7acc2586", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dab88df1b32d575011d408e8baf1fd1a0c1e63089cb1eae230cb631c7acc2586", kill_on_drop: false }`
[INFO] [stdout] dab88df1b32d575011d408e8baf1fd1a0c1e63089cb1eae230cb631c7acc2586
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0-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" "+b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 8790dbb00a5f85258b31da0e7c4bf150fe443409a954513b3634fc97c85be061
[INFO] running `Command { std: "docker" "start" "-a" "8790dbb00a5f85258b31da0e7c4bf150fe443409a954513b3634fc97c85be061", kill_on_drop: false }`
[INFO] [stderr]    Compiling ev3 v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0152]: duplicate lang item in crate `std` (which `test` depends on): `panic_impl`
[INFO] [stdout]   |
[INFO] [stdout]   = note: the lang item is first defined in crate `ev3rt` (which `ev3` depends on)
[INFO] [stdout]   = note: first definition in `ev3rt` loaded from /opt/rustwide/target/debug/deps/libev3rt-4d772fff66db82c9.rlib
[INFO] [stdout]   = note: second definition in `std` loaded from /opt/rustwide/rustup-home/toolchains/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9fbdd90241d2d923.so, /opt/rustwide/rustup-home/toolchains/b6ae10aa7319b7ebb6c7b3331dd71a9d6c9c5b4b/lib/rustlib/x86_64-unknown-linux-gnu/lib/libstd-9fbdd90241d2d923.rlib
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0152`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `ev3` (lib test) due to 1 previous error
[INFO] running `Command { std: "docker" "inspect" "8790dbb00a5f85258b31da0e7c4bf150fe443409a954513b3634fc97c85be061", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8790dbb00a5f85258b31da0e7c4bf150fe443409a954513b3634fc97c85be061", kill_on_drop: false }`
[INFO] [stdout] 8790dbb00a5f85258b31da0e7c4bf150fe443409a954513b3634fc97c85be061