[INFO] fetching crate small_btree 0.1.0...
[INFO] testing small_btree-0.1.0 against try#c2e32f1c9652b13ed99608599c1e855462f421f3 for pr-146098-8
[INFO] extracting crate small_btree 0.1.0 into /workspace/builds/worker-0-tc2/source
[INFO] started tweaking crates.io crate small_btree 0.1.0
[INFO] finished tweaking crates.io crate small_btree 0.1.0
[INFO] tweaked toml for crates.io crate small_btree 0.1.0 written to /workspace/builds/worker-0-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate small_btree 0.1.0 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] crate crates.io crate small_btree 0.1.0 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" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ecdd663a26d63c1a2cb279a7882e11cc4d67fbf8694bdfb08b970d1f0b89ea8a
[INFO] running `Command { std: "docker" "start" "-a" "ecdd663a26d63c1a2cb279a7882e11cc4d67fbf8694bdfb08b970d1f0b89ea8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ecdd663a26d63c1a2cb279a7882e11cc4d67fbf8694bdfb08b970d1f0b89ea8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ecdd663a26d63c1a2cb279a7882e11cc4d67fbf8694bdfb08b970d1f0b89ea8a", kill_on_drop: false }`
[INFO] [stdout] ecdd663a26d63c1a2cb279a7882e11cc4d67fbf8694bdfb08b970d1f0b89ea8a
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ed87aa5c7d6d33ee137040f4cc1ded37ea051d501b201852c97540a21f4503a6
[INFO] running `Command { std: "docker" "start" "-a" "ed87aa5c7d6d33ee137040f4cc1ded37ea051d501b201852c97540a21f4503a6", kill_on_drop: false }`
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling small_btree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "ed87aa5c7d6d33ee137040f4cc1ded37ea051d501b201852c97540a21f4503a6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ed87aa5c7d6d33ee137040f4cc1ded37ea051d501b201852c97540a21f4503a6", kill_on_drop: false }`
[INFO] [stdout] ed87aa5c7d6d33ee137040f4cc1ded37ea051d501b201852c97540a21f4503a6
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 197bca6d63efc6f2bb28266be35e71f7dd8a5a7d0ac0061ee5ca6cb27e2d13e7
[INFO] running `Command { std: "docker" "start" "-a" "197bca6d63efc6f2bb28266be35e71f7dd8a5a7d0ac0061ee5ca6cb27e2d13e7", kill_on_drop: false }`
[INFO] [stderr]    Compiling small_btree v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.33s
[INFO] running `Command { std: "docker" "inspect" "197bca6d63efc6f2bb28266be35e71f7dd8a5a7d0ac0061ee5ca6cb27e2d13e7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "197bca6d63efc6f2bb28266be35e71f7dd8a5a7d0ac0061ee5ca6cb27e2d13e7", kill_on_drop: false }`
[INFO] [stdout] 197bca6d63efc6f2bb28266be35e71f7dd8a5a7d0ac0061ee5ca6cb27e2d13e7
[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@sha256:4848fb76d95f26979359cc7e45710b1dbc8f3acb7aeedee7c460d7702230f228" "/opt/rustwide/cargo-home/bin/cargo" "+c2e32f1c9652b13ed99608599c1e855462f421f3" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] a398a77c0363b98a7a0d11388f08a6f9b5c4d75b1d8ba5d3c2951b10e2b01974
[INFO] running `Command { std: "docker" "start" "-a" "a398a77c0363b98a7a0d11388f08a6f9b5c4d75b1d8ba5d3c2951b10e2b01974", kill_on_drop: false }`
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stdout] running 0 tests
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/small_btree-0fafe358c5471fbf)
[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]    Doc-tests small_btree
[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] running `Command { std: "docker" "inspect" "a398a77c0363b98a7a0d11388f08a6f9b5c4d75b1d8ba5d3c2951b10e2b01974", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a398a77c0363b98a7a0d11388f08a6f9b5c4d75b1d8ba5d3c2951b10e2b01974", kill_on_drop: false }`
[INFO] [stdout] a398a77c0363b98a7a0d11388f08a6f9b5c4d75b1d8ba5d3c2951b10e2b01974