[INFO] fetching crate loaf 0.1.0-alpha6...
[INFO] testing loaf-0.1.0-alpha6 against try#722e1797249a965b6335aebd65d777f917e498f1 for pr-91031
[INFO] extracting crate loaf 0.1.0-alpha6 into /workspace/builds/worker-23/source
[INFO] validating manifest of crates.io crate loaf 0.1.0-alpha6 on toolchain 722e1797249a965b6335aebd65d777f917e498f1
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate loaf 0.1.0-alpha6
[INFO] finished tweaking crates.io crate loaf 0.1.0-alpha6
[INFO] tweaked toml for crates.io crate loaf 0.1.0-alpha6 written to /workspace/builds/worker-23/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "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-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 4c6466ae62083a2a14523b8c3ae83e68533f38ec8c27653ecd507c64715f3c8a
[INFO] running `Command { std: "docker" "start" "-a" "4c6466ae62083a2a14523b8c3ae83e68533f38ec8c27653ecd507c64715f3c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "4c6466ae62083a2a14523b8c3ae83e68533f38ec8c27653ecd507c64715f3c8a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "4c6466ae62083a2a14523b8c3ae83e68533f38ec8c27653ecd507c64715f3c8a", kill_on_drop: false }`
[INFO] [stdout] 4c6466ae62083a2a14523b8c3ae83e68533f38ec8c27653ecd507c64715f3c8a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9516c079f94cef6e36264b9d4d090f803883ae66cc89f56ef936b86c9c0da574
[INFO] running `Command { std: "docker" "start" "-a" "9516c079f94cef6e36264b9d4d090f803883ae66cc89f56ef936b86c9c0da574", kill_on_drop: false }`
[INFO] [stderr]    Compiling loaf v0.1.0-alpha6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.25s
[INFO] running `Command { std: "docker" "inspect" "9516c079f94cef6e36264b9d4d090f803883ae66cc89f56ef936b86c9c0da574", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9516c079f94cef6e36264b9d4d090f803883ae66cc89f56ef936b86c9c0da574", kill_on_drop: false }`
[INFO] [stdout] 9516c079f94cef6e36264b9d4d090f803883ae66cc89f56ef936b86c9c0da574
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 373f927b74d9f36aa310291b11bf59e1030d7c3035f75059c44a82adb3134a97
[INFO] running `Command { std: "docker" "start" "-a" "373f927b74d9f36aa310291b11bf59e1030d7c3035f75059c44a82adb3134a97", kill_on_drop: false }`
[INFO] [stderr]    Compiling loaf v0.1.0-alpha6 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.49s
[INFO] running `Command { std: "docker" "inspect" "373f927b74d9f36aa310291b11bf59e1030d7c3035f75059c44a82adb3134a97", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "373f927b74d9f36aa310291b11bf59e1030d7c3035f75059c44a82adb3134a97", kill_on_drop: false }`
[INFO] [stdout] 373f927b74d9f36aa310291b11bf59e1030d7c3035f75059c44a82adb3134a97
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-23/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@sha256:5736fa189c1c60b01babf4b8b698fe57b6ecc41933a7ff2e0b8d7a221459412b" "/opt/rustwide/cargo-home/bin/cargo" "+722e1797249a965b6335aebd65d777f917e498f1" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 0418fcac501f48f7ed28a15f5ec6e9bd275ae5bae126c76c2d7bb3b717b916af
[INFO] running `Command { std: "docker" "start" "-a" "0418fcac501f48f7ed28a15f5ec6e9bd275ae5bae126c76c2d7bb3b717b916af", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Finished test [optimized + debuginfo] target(s) in 0.99s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/loaf-2aae775c307ed719)
[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/loaf.rs (/opt/rustwide/target/debug/deps/loaf-732ed345d95d1638)
[INFO] [stdout] 
[INFO] [stdout] running 3 tests
[INFO] [stdout] test deref ... ok
[INFO] [stdout] test one ... ok
[INFO] [stdout] test two ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 3 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]      Running tests/loaf_alloc.rs (/opt/rustwide/target/debug/deps/loaf_alloc-8c6e7197b991f254)
[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]    Doc-tests loaf
[INFO] [stderr] error[E0557]: feature has been removed
[INFO] [stderr]  --> /opt/rustwide/workdir/src/lib.rs:2:52
[INFO] [stderr]   |
[INFO] [stderr] 2 | #![cfg_attr(any(feature = "nightly", doc), feature(const_generics))]
[INFO] [stderr]   |                                                    ^^^^^^^^^^^^^^ feature has been removed
[INFO] [stderr]   |
[INFO] [stderr]   = note: removed in favor of `#![feature(adt_const_params)]` and `#![feature(generic_const_exprs)]`
[INFO] [stderr] 
[INFO] [stderr] error: aborting due to previous error
[INFO] [stderr] 
[INFO] [stderr] For more information about this error, try `rustc --explain E0557`.
[INFO] [stderr] error: test failed, to rerun pass '--doc'
[INFO] running `Command { std: "docker" "inspect" "0418fcac501f48f7ed28a15f5ec6e9bd275ae5bae126c76c2d7bb3b717b916af", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0418fcac501f48f7ed28a15f5ec6e9bd275ae5bae126c76c2d7bb3b717b916af", kill_on_drop: false }`
[INFO] [stdout] 0418fcac501f48f7ed28a15f5ec6e9bd275ae5bae126c76c2d7bb3b717b916af