[INFO] fetching crate index-fixed 0.3.1...
[INFO] testing index-fixed-0.3.1 against try#d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2 for pr-86479
[INFO] extracting crate index-fixed 0.3.1 into /workspace/builds/worker-8/source
[INFO] validating manifest of crates.io crate index-fixed 0.3.1 on toolchain d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate index-fixed 0.3.1
[INFO] finished tweaking crates.io crate index-fixed 0.3.1
[INFO] tweaked toml for crates.io crate index-fixed 0.3.1 written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] ba4b2d58ab8ed05ae6a008212a177adf591965ed0aac24e02142cb9fcb2ac73c
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "ba4b2d58ab8ed05ae6a008212a177adf591965ed0aac24e02142cb9fcb2ac73c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "ba4b2d58ab8ed05ae6a008212a177adf591965ed0aac24e02142cb9fcb2ac73c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ba4b2d58ab8ed05ae6a008212a177adf591965ed0aac24e02142cb9fcb2ac73c", kill_on_drop: false }`
[INFO] [stdout] ba4b2d58ab8ed05ae6a008212a177adf591965ed0aac24e02142cb9fcb2ac73c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5e281dd1437daf76fc839f7874b81b1dcdf284b232b6a5df7044897b452766de
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5e281dd1437daf76fc839f7874b81b1dcdf284b232b6a5df7044897b452766de", kill_on_drop: false }`
[INFO] [stderr]    Compiling index-fixed v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.16s
[INFO] running `Command { std: "docker" "inspect" "5e281dd1437daf76fc839f7874b81b1dcdf284b232b6a5df7044897b452766de", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5e281dd1437daf76fc839f7874b81b1dcdf284b232b6a5df7044897b452766de", kill_on_drop: false }`
[INFO] [stdout] 5e281dd1437daf76fc839f7874b81b1dcdf284b232b6a5df7044897b452766de
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 223ea82f7729d69e2b5e182fa5ae1ab165a43c090cf8240b31f929aa02ef2fff
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "223ea82f7729d69e2b5e182fa5ae1ab165a43c090cf8240b31f929aa02ef2fff", kill_on_drop: false }`
[INFO] [stderr]    Compiling index-fixed v0.3.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.73s
[INFO] running `Command { std: "docker" "inspect" "223ea82f7729d69e2b5e182fa5ae1ab165a43c090cf8240b31f929aa02ef2fff", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "223ea82f7729d69e2b5e182fa5ae1ab165a43c090cf8240b31f929aa02ef2fff", kill_on_drop: false }`
[INFO] [stdout] 223ea82f7729d69e2b5e182fa5ae1ab165a43c090cf8240b31f929aa02ef2fff
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/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" "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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+d2e9fff28e244f1ea4927194f1f9b77f93e2ffe2" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 60d737d8174ddbef3a4b6feaf3782977853bb7196ce2e53353b8c0ead55d06d3
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "60d737d8174ddbef3a4b6feaf3782977853bb7196ce2e53353b8c0ead55d06d3", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.01s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/index_fixed-7531eea7d8c16ea4)
[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/basic.rs (/opt/rustwide/target/debug/deps/basic-4d0d84d4359d94a2)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test mut_range ... ok
[INFO] [stdout] test const_to ... ok
[INFO] [stdout] test type_infer ... ok
[INFO] [stdout] test const_range ... ok
[INFO] [stdout] test const_usage ... ok
[INFO] [stdout] test mut_to ... ok
[INFO] [stdout] test zero_to_zero ... ok
[INFO] [stdout] test zero_len_to_one - should panic ... ok
[INFO] [stdout] test out_of_range - should panic ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.04s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/get.rs (/opt/rustwide/target/debug/deps/get-55e5c54a64bdbbc0)
[INFO] [stdout] 
[INFO] [stdout] running 9 tests
[INFO] [stdout] test type_infer ... ok
[INFO] [stdout] test const_range ... ok
[INFO] [stdout] test const_usage ... ok
[INFO] [stdout] test zero_len_to_one ... ok
[INFO] [stdout] test zero_to_zero ... ok
[INFO] [stdout] test mut_to ... ok
[INFO] [stdout] test const_to ... ok
[INFO] [stdout] test out_of_range ... ok
[INFO] [stdout] test mut_range ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 9 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.01s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/ref.rs (/opt/rustwide/target/debug/deps/ref-a3277e5f3c5e77e4)
[INFO] [stdout] 
[INFO] [stdout] running 4 tests
[INFO] [stdout] test const_get ... ok
[INFO] [stdout] test const_slice ... ok
[INFO] [stdout] test mut_get ... ok
[INFO] [stderr]    Doc-tests index-fixed
[INFO] [stdout] test mut_slice ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 4 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test src/lib.rs - index_fixed_get (line 84) ... ok
[INFO] [stdout] test src/lib.rs - index_fixed (line 25) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.83s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "60d737d8174ddbef3a4b6feaf3782977853bb7196ce2e53353b8c0ead55d06d3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "60d737d8174ddbef3a4b6feaf3782977853bb7196ce2e53353b8c0ead55d06d3", kill_on_drop: false }`
[INFO] [stdout] 60d737d8174ddbef3a4b6feaf3782977853bb7196ce2e53353b8c0ead55d06d3