[INFO] fetching crate dynforest 0.2.0...
[INFO] testing dynforest-0.2.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate dynforest 0.2.0 into /workspace/builds/worker-4-tc2/source
[INFO] started tweaking crates.io crate dynforest 0.2.0
[INFO] finished tweaking crates.io crate dynforest 0.2.0
[INFO] tweaked toml for crates.io crate dynforest 0.2.0 written to /workspace/builds/worker-4-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate dynforest 0.2.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 14 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.8.5 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2836b8bed292f88ced1f4b26b8f486e7b8386f23931a670b92934d84122aa5a8
[INFO] running `Command { std: "docker" "start" "-a" "2836b8bed292f88ced1f4b26b8f486e7b8386f23931a670b92934d84122aa5a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2836b8bed292f88ced1f4b26b8f486e7b8386f23931a670b92934d84122aa5a8", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2836b8bed292f88ced1f4b26b8f486e7b8386f23931a670b92934d84122aa5a8", kill_on_drop: false }`
[INFO] [stdout] 2836b8bed292f88ced1f4b26b8f486e7b8386f23931a670b92934d84122aa5a8
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a24ab492d1d15d5c382efd85127037b79b0e72f768d6520893eee13c52fc4c63
[INFO] running `Command { std: "docker" "start" "-a" "a24ab492d1d15d5c382efd85127037b79b0e72f768d6520893eee13c52fc4c63", kill_on_drop: false }`
[INFO] [stderr]    Compiling dynforest v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.19s
[INFO] running `Command { std: "docker" "inspect" "a24ab492d1d15d5c382efd85127037b79b0e72f768d6520893eee13c52fc4c63", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a24ab492d1d15d5c382efd85127037b79b0e72f768d6520893eee13c52fc4c63", kill_on_drop: false }`
[INFO] [stdout] a24ab492d1d15d5c382efd85127037b79b0e72f768d6520893eee13c52fc4c63
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] bc577236baf0d20d444f50e3b66e3d8b716e7fb849e2ea6e7c9bf29fd5bfffe5
[INFO] running `Command { std: "docker" "start" "-a" "bc577236baf0d20d444f50e3b66e3d8b716e7fb849e2ea6e7c9bf29fd5bfffe5", kill_on_drop: false }`
[INFO] [stderr]    Compiling dynforest v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.56s
[INFO] running `Command { std: "docker" "inspect" "bc577236baf0d20d444f50e3b66e3d8b716e7fb849e2ea6e7c9bf29fd5bfffe5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "bc577236baf0d20d444f50e3b66e3d8b716e7fb849e2ea6e7c9bf29fd5bfffe5", kill_on_drop: false }`
[INFO] [stdout] bc577236baf0d20d444f50e3b66e3d8b716e7fb849e2ea6e7c9bf29fd5bfffe5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4-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" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a2d2b3366210172b1e90c4ce8db4068294c78bc0bb87d50f631142dfe2fa039f
[INFO] running `Command { std: "docker" "start" "-a" "a2d2b3366210172b1e90c4ce8db4068294c78bc0bb87d50f631142dfe2fa039f", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/dynforest-a63c893dd1afb2ad)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test test::test_trivial_connection ... ok
[INFO] [stdout] test test::test_large_forests ... ok
[INFO] [stdout] test test::test_random ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 7.43s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests dynforest
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test src/lib.rs - Handle::is_connected (line 238) ... ok
[INFO] [stdout] test src/lib.rs - Handle::connect (line 278) ... ok
[INFO] [stdout] test src/lib.rs - Connection (line 39) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "a2d2b3366210172b1e90c4ce8db4068294c78bc0bb87d50f631142dfe2fa039f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a2d2b3366210172b1e90c4ce8db4068294c78bc0bb87d50f631142dfe2fa039f", kill_on_drop: false }`
[INFO] [stdout] a2d2b3366210172b1e90c4ce8db4068294c78bc0bb87d50f631142dfe2fa039f