[INFO] fetching crate text_trees 0.1.2...
[INFO] checking text_trees-0.1.2 against master#c2f2db79ca3024f68d22b45aa22b570775c2c4ad for pr-124305
[INFO] extracting crate text_trees 0.1.2 into /workspace/builds/worker-6-tc1/source
[INFO] validating manifest of crates.io crate text_trees 0.1.2 on toolchain c2f2db79ca3024f68d22b45aa22b570775c2c4ad
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate text_trees 0.1.2
[INFO] finished tweaking crates.io crate text_trees 0.1.2
[INFO] tweaked toml for crates.io crate text_trees 0.1.2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate crates.io crate text_trees 0.1.2 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" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4eb6f3ce511bf8b4c7a3ffdc84ddba5a438405244bfa79078c5829584948c9aa
[INFO] running `Command { std: "docker" "start" "-a" "4eb6f3ce511bf8b4c7a3ffdc84ddba5a438405244bfa79078c5829584948c9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4eb6f3ce511bf8b4c7a3ffdc84ddba5a438405244bfa79078c5829584948c9aa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4eb6f3ce511bf8b4c7a3ffdc84ddba5a438405244bfa79078c5829584948c9aa", kill_on_drop: false }`
[INFO] [stdout] 4eb6f3ce511bf8b4c7a3ffdc84ddba5a438405244bfa79078c5829584948c9aa
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+c2f2db79ca3024f68d22b45aa22b570775c2c4ad" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 885c46c2f8593f5a455e7721007a6d976b2f05295289e672b39b9ba3a9923cd2
[INFO] running `Command { std: "docker" "start" "-a" "885c46c2f8593f5a455e7721007a6d976b2f05295289e672b39b9ba3a9923cd2", kill_on_drop: false }`
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking text_trees v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking pretty_assertions v0.6.1
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.20s
[INFO] running `Command { std: "docker" "inspect" "885c46c2f8593f5a455e7721007a6d976b2f05295289e672b39b9ba3a9923cd2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "885c46c2f8593f5a455e7721007a6d976b2f05295289e672b39b9ba3a9923cd2", kill_on_drop: false }`
[INFO] [stdout] 885c46c2f8593f5a455e7721007a6d976b2f05295289e672b39b9ba3a9923cd2
[INFO] checking text_trees-0.1.2 against try#44523379467bbd2050af931a040d10c2b764b443 for pr-124305
[INFO] extracting crate text_trees 0.1.2 into /workspace/builds/worker-6-tc2/source
[INFO] validating manifest of crates.io crate text_trees 0.1.2 on toolchain 44523379467bbd2050af931a040d10c2b764b443
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate text_trees 0.1.2
[INFO] finished tweaking crates.io crate text_trees 0.1.2
[INFO] tweaked toml for crates.io crate text_trees 0.1.2 written to /workspace/builds/worker-6-tc2/source/Cargo.toml
[INFO] crate crates.io crate text_trees 0.1.2 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" "+44523379467bbd2050af931a040d10c2b764b443" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 94b6f66f4f7374006736e724faaca29658d6457f98555cf341a64c9cc25821b3
[INFO] running `Command { std: "docker" "start" "-a" "94b6f66f4f7374006736e724faaca29658d6457f98555cf341a64c9cc25821b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "94b6f66f4f7374006736e724faaca29658d6457f98555cf341a64c9cc25821b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "94b6f66f4f7374006736e724faaca29658d6457f98555cf341a64c9cc25821b3", kill_on_drop: false }`
[INFO] [stdout] 94b6f66f4f7374006736e724faaca29658d6457f98555cf341a64c9cc25821b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:99613afd962a8cfa530ec1899472a458bd015a1ab0af876cf7eb06f6006d81ea" "/opt/rustwide/cargo-home/bin/cargo" "+44523379467bbd2050af931a040d10c2b764b443" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 3b2c74125e72cac880ead7a12621bd96028bf1f47fe395a9d63b70ea7d0383fa
[INFO] running `Command { std: "docker" "start" "-a" "3b2c74125e72cac880ead7a12621bd96028bf1f47fe395a9d63b70ea7d0383fa", kill_on_drop: false }`
[INFO] [stderr]     Checking ansi_term v0.11.0
[INFO] [stderr]     Checking difference v2.0.0
[INFO] [stderr]     Checking text_trees v0.1.2 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0453]: warn(future_incompatible) incompatible with previous forbid
[INFO] [stdout]    --> src/lib.rs:229:5
[INFO] [stdout]     |
[INFO] [stdout] 229 |     future_incompatible,
[INFO] [stdout]     |     ^^^^^^^^^^^^^^^^^^^ overruled by previous forbid
[INFO] [stdout]     |
[INFO] [stdout]     = note: `forbid` lint level is the default for where_clauses_object_safety
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0453`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `text_trees` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "3b2c74125e72cac880ead7a12621bd96028bf1f47fe395a9d63b70ea7d0383fa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "3b2c74125e72cac880ead7a12621bd96028bf1f47fe395a9d63b70ea7d0383fa", kill_on_drop: false }`
[INFO] [stdout] 3b2c74125e72cac880ead7a12621bd96028bf1f47fe395a9d63b70ea7d0383fa