[INFO] fetching crate ink_prelude 6.0.0-alpha...
[INFO] testing ink_prelude-6.0.0-alpha against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate ink_prelude 6.0.0-alpha into /workspace/builds/worker-7-tc2/source
[INFO] started tweaking crates.io crate ink_prelude 6.0.0-alpha
[INFO] finished tweaking crates.io crate ink_prelude 6.0.0-alpha
[INFO] tweaked toml for crates.io crate ink_prelude 6.0.0-alpha written to /workspace/builds/worker-7-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate ink_prelude 6.0.0-alpha on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate ink_prelude 6.0.0-alpha 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" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 16566bb37ba30dd9b00acb437d62fda2b43ff8ea03e64b4f663abe82aa023aeb
[INFO] running `Command { std: "docker" "start" "-a" "16566bb37ba30dd9b00acb437d62fda2b43ff8ea03e64b4f663abe82aa023aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "16566bb37ba30dd9b00acb437d62fda2b43ff8ea03e64b4f663abe82aa023aeb", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "16566bb37ba30dd9b00acb437d62fda2b43ff8ea03e64b4f663abe82aa023aeb", kill_on_drop: false }`
[INFO] [stdout] 16566bb37ba30dd9b00acb437d62fda2b43ff8ea03e64b4f663abe82aa023aeb
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a94ecaf311fca2992bbddf2b938f07e180ad19b51a8e5e9bb0cf79b6a5615ad6
[INFO] running `Command { std: "docker" "start" "-a" "a94ecaf311fca2992bbddf2b938f07e180ad19b51a8e5e9bb0cf79b6a5615ad6", kill_on_drop: false }`
[INFO] [stderr]    Compiling ink_prelude v6.0.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] running `Command { std: "docker" "inspect" "a94ecaf311fca2992bbddf2b938f07e180ad19b51a8e5e9bb0cf79b6a5615ad6", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a94ecaf311fca2992bbddf2b938f07e180ad19b51a8e5e9bb0cf79b6a5615ad6", kill_on_drop: false }`
[INFO] [stdout] a94ecaf311fca2992bbddf2b938f07e180ad19b51a8e5e9bb0cf79b6a5615ad6
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 2c266eae3e7b879d444062dc2d6a7d248a0f3f7fc68386dde91b513e38d661a7
[INFO] running `Command { std: "docker" "start" "-a" "2c266eae3e7b879d444062dc2d6a7d248a0f3f7fc68386dde91b513e38d661a7", kill_on_drop: false }`
[INFO] [stderr]    Compiling ink_prelude v6.0.0-alpha (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.30s
[INFO] running `Command { std: "docker" "inspect" "2c266eae3e7b879d444062dc2d6a7d248a0f3f7fc68386dde91b513e38d661a7", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2c266eae3e7b879d444062dc2d6a7d248a0f3f7fc68386dde91b513e38d661a7", kill_on_drop: false }`
[INFO] [stdout] 2c266eae3e7b879d444062dc2d6a7d248a0f3f7fc68386dde91b513e38d661a7
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 367651aa967ff2bfe87c6474c81f9baaaf412709f3fc9a639da1a3e2c98ea309
[INFO] running `Command { std: "docker" "start" "-a" "367651aa967ff2bfe87c6474c81f9baaaf412709f3fc9a639da1a3e2c98ea309", kill_on_drop: false }`
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/ink_prelude-034d9286d0d2f400)
[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 ink_prelude
[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" "367651aa967ff2bfe87c6474c81f9baaaf412709f3fc9a639da1a3e2c98ea309", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "367651aa967ff2bfe87c6474c81f9baaaf412709f3fc9a639da1a3e2c98ea309", kill_on_drop: false }`
[INFO] [stdout] 367651aa967ff2bfe87c6474c81f9baaaf412709f3fc9a639da1a3e2c98ea309