[INFO] fetching crate sloth 0.2.0...
[INFO] testing sloth-0.2.0 against 1.90.0 for beta-1.91-3
[INFO] extracting crate sloth 0.2.0 into /workspace/builds/worker-7-tc1/source
[INFO] started tweaking crates.io crate sloth 0.2.0
[INFO] finished tweaking crates.io crate sloth 0.2.0
[INFO] tweaked toml for crates.io crate sloth 0.2.0 written to /workspace/builds/worker-7-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate sloth 0.2.0 on toolchain 1.90.0
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "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" "+1.90.0" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+1.90.0" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 576b9b3230cb8a3b34bb8bf1a6dcdc90fd2dbbf2dc4be491f6a294d6a9facc60
[INFO] running `Command { std: "docker" "start" "-a" "576b9b3230cb8a3b34bb8bf1a6dcdc90fd2dbbf2dc4be491f6a294d6a9facc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "576b9b3230cb8a3b34bb8bf1a6dcdc90fd2dbbf2dc4be491f6a294d6a9facc60", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "576b9b3230cb8a3b34bb8bf1a6dcdc90fd2dbbf2dc4be491f6a294d6a9facc60", kill_on_drop: false }`
[INFO] [stdout] 576b9b3230cb8a3b34bb8bf1a6dcdc90fd2dbbf2dc4be491f6a294d6a9facc60
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 02a3c80908456172aa27039ec639ec96d4339cbbb2868bb63bab444d48bf92a0
[INFO] running `Command { std: "docker" "start" "-a" "02a3c80908456172aa27039ec639ec96d4339cbbb2868bb63bab444d48bf92a0", kill_on_drop: false }`
[INFO] [stderr]    Compiling sloth v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.12s
[INFO] running `Command { std: "docker" "inspect" "02a3c80908456172aa27039ec639ec96d4339cbbb2868bb63bab444d48bf92a0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "02a3c80908456172aa27039ec639ec96d4339cbbb2868bb63bab444d48bf92a0", kill_on_drop: false }`
[INFO] [stdout] 02a3c80908456172aa27039ec639ec96d4339cbbb2868bb63bab444d48bf92a0
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f7e336acbd67f60fde93f3362efc8435be15afcfc1b59bbc0c31b8330b5d2f25
[INFO] running `Command { std: "docker" "start" "-a" "f7e336acbd67f60fde93f3362efc8435be15afcfc1b59bbc0c31b8330b5d2f25", kill_on_drop: false }`
[INFO] [stderr]    Compiling sloth v0.2.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.71s
[INFO] running `Command { std: "docker" "inspect" "f7e336acbd67f60fde93f3362efc8435be15afcfc1b59bbc0c31b8330b5d2f25", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f7e336acbd67f60fde93f3362efc8435be15afcfc1b59bbc0c31b8330b5d2f25", kill_on_drop: false }`
[INFO] [stdout] f7e336acbd67f60fde93f3362efc8435be15afcfc1b59bbc0c31b8330b5d2f25
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc1/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=warn" "-e" "RUSTDOCFLAGS=--cap-lints=warn" "-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+1.90.0" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 5caea8f96cb401af92aa8f70d7a3e463f9e6b5096fae788a4bad5fc310bd4cdf
[INFO] running `Command { std: "docker" "start" "-a" "5caea8f96cb401af92aa8f70d7a3e463f9e6b5096fae788a4bad5fc310bd4cdf", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.05s
[INFO] [stdout] 
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/sloth-483688ccab9f7428)
[INFO] [stdout] running 27 tests
[INFO] [stdout] test tests::lazy_evaluator_called_once ... ok
[INFO] [stdout] test tests::lazy_evaluator_never_called_if_unused ... ok
[INFO] [stdout] test tests::lazy_init_as_ref ... ok
[INFO] [stdout] test tests::lazy_init_borrow ... ok
[INFO] [stdout] test tests::lazy_init_value_mut ... ok
[INFO] [stdout] test tests::lazy_int_value_modification_borrow_mut ... ok
[INFO] [stdout] test tests::lazy_int_value_modification_value_mut ... ok
[INFO] [stdout] test tests::lazy_int_value_modification_deref_mut ... ok
[INFO] [stdout] test tests::lazy_str_value_modification_borrow_mut ... ok
[INFO] [stdout] test tests::lazy_str_value_modification_deref_mut ... ok
[INFO] [stdout] test tests::lazy_string_value_modification_borrow_mut ... ok
[INFO] [stdout] test tests::lazy_int_value_retrieval ... ok
[INFO] [stdout] test tests::lazy_value_no_drop_if_unused ... ok
[INFO] [stdout] test tests::lazy_init_value_ref ... ok
[INFO] [stdout] test tests::lazy_init_borrow_mut ... ok
[INFO] [stdout] test tests::lazy_string_value_retrieval ... ok
[INFO] [stdout] test tests::lazy_init_deref ... ok
[INFO] [stdout] test tests::lazy_value_no_drop_on_unwrap ... ok
[INFO] [stdout] test tests::lazy_str_value_retrieval ... ok
[INFO] [stdout] test tests::lazy_str_value_modification_value_mut ... ok
[INFO] [stdout] test tests::lazy_string_value_modification_deref_mut ... ok
[INFO] [stdout] test tests::lazy_init_deref_mut ... ok
[INFO] [stdout] test tests::lazy_init_as_mut ... ok
[INFO] [stdout] test tests::lazy_value_drop_if_used ... ok
[INFO] [stdout] test tests::lazy_string_value_modification_value_mut ... ok
[INFO] [stdout] test tests::lazy_init_unwrap ... ok
[INFO] [stdout] test tests::lazy_init_value ... ok
[INFO] [stderr]    Doc-tests sloth
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 27 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 6 tests
[INFO] [stdout] test src/lib.rs - (line 56) ... ok
[INFO] [stdout] test src/lib.rs - (line 6) ... ok
[INFO] [stdout] test src/lazy.rs - lazy::Lazy (line 82) ... ok
[INFO] [stdout] test src/lazy.rs - lazy::Lazy (line 46) ... ok
[INFO] [stdout] test src/lib.rs - (line 45) ... ok
[INFO] [stdout] test src/lazy.rs - lazy::Lazy (line 63) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.70s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "5caea8f96cb401af92aa8f70d7a3e463f9e6b5096fae788a4bad5fc310bd4cdf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5caea8f96cb401af92aa8f70d7a3e463f9e6b5096fae788a4bad5fc310bd4cdf", kill_on_drop: false }`
[INFO] [stdout] 5caea8f96cb401af92aa8f70d7a3e463f9e6b5096fae788a4bad5fc310bd4cdf