[INFO] fetching crate external_sort 0.1.2...
[INFO] testing external_sort-0.1.2 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-7
[INFO] extracting crate external_sort 0.1.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate external_sort 0.1.2
[INFO] finished tweaking crates.io crate external_sort 0.1.2
[INFO] tweaked toml for crates.io crate external_sort 0.1.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate external_sort 0.1.2 on toolchain c2e32f1c9652b13ed99608599c1e855462f421f3
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 25 packages to latest compatible versions
[INFO] [stderr]       Adding rand v0.5.6 (available: v0.9.2)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d3465019b653d5b193158a369ba6f66e118fb55c1b9a2731b7b48efaaec2c271
[INFO] running `Command { std: "docker" "start" "-a" "d3465019b653d5b193158a369ba6f66e118fb55c1b9a2731b7b48efaaec2c271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d3465019b653d5b193158a369ba6f66e118fb55c1b9a2731b7b48efaaec2c271", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d3465019b653d5b193158a369ba6f66e118fb55c1b9a2731b7b48efaaec2c271", kill_on_drop: false }`
[INFO] [stdout] d3465019b653d5b193158a369ba6f66e118fb55c1b9a2731b7b48efaaec2c271
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 83a53311a623c3e5b9a8fd4d5743695e2b815417fcb6b5a2c5a6afe354b499a2
[INFO] running `Command { std: "docker" "start" "-a" "83a53311a623c3e5b9a8fd4d5743695e2b815417fcb6b5a2c5a6afe354b499a2", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand v0.4.6
[INFO] [stderr]    Compiling tempdir v0.3.7
[INFO] [stderr]    Compiling external_sort v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 1.14s
[INFO] running `Command { std: "docker" "inspect" "83a53311a623c3e5b9a8fd4d5743695e2b815417fcb6b5a2c5a6afe354b499a2", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "83a53311a623c3e5b9a8fd4d5743695e2b815417fcb6b5a2c5a6afe354b499a2", kill_on_drop: false }`
[INFO] [stdout] 83a53311a623c3e5b9a8fd4d5743695e2b815417fcb6b5a2c5a6afe354b499a2
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 44893ca0c2f055ee43a2c14d51af44f952856d9db6b56e7981214baa4c958bb1
[INFO] running `Command { std: "docker" "start" "-a" "44893ca0c2f055ee43a2c14d51af44f952856d9db6b56e7981214baa4c958bb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling rand_core v0.4.2
[INFO] [stderr]    Compiling rand_core v0.3.1
[INFO] [stderr]    Compiling rand v0.5.6
[INFO] [stderr]    Compiling external_sort v0.1.2 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 2.81s
[INFO] running `Command { std: "docker" "inspect" "44893ca0c2f055ee43a2c14d51af44f952856d9db6b56e7981214baa4c958bb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "44893ca0c2f055ee43a2c14d51af44f952856d9db6b56e7981214baa4c958bb1", kill_on_drop: false }`
[INFO] [stdout] 44893ca0c2f055ee43a2c14d51af44f952856d9db6b56e7981214baa4c958bb1
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 8015d4d11b1e7c51a8fed970fa67732c615428ad0eb9ba8529fe99c9258dc955
[INFO] running `Command { std: "docker" "start" "-a" "8015d4d11b1e7c51a8fed970fa67732c615428ad0eb9ba8529fe99c9258dc955", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/external_sort-6215734a149dd1e9)
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/external_sort.rs (/opt/rustwide/target/debug/deps/external_sort-ce34145e8164da36)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test large_buff ... ok
[INFO] [stdout] test reuse ... ok
[INFO] [stdout] test reverse ... ok
[INFO] [stdout] test sort ... ok
[INFO] [stdout] test zero_buff ... ok
[INFO] [stdout] test handle_fail ... ok
[INFO] [stdout] test large ... ok
[INFO] [stderr]    Doc-tests external_sort
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 7 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.53s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/external_sort.rs - external_sort::ExternalSorter (line 120) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.50s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "8015d4d11b1e7c51a8fed970fa67732c615428ad0eb9ba8529fe99c9258dc955", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "8015d4d11b1e7c51a8fed970fa67732c615428ad0eb9ba8529fe99c9258dc955", kill_on_drop: false }`
[INFO] [stdout] 8015d4d11b1e7c51a8fed970fa67732c615428ad0eb9ba8529fe99c9258dc955