[INFO] fetching crate magic_string 0.0.0...
[INFO] testing magic_string-0.0.0 against try#8262275854dc0e5381c9d42d56257d94932c5a87 for pr-90799
[INFO] extracting crate magic_string 0.0.0 into /workspace/builds/worker-49/source
[INFO] validating manifest of crates.io crate magic_string 0.0.0 on toolchain 8262275854dc0e5381c9d42d56257d94932c5a87
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate magic_string 0.0.0
[INFO] finished tweaking crates.io crate magic_string 0.0.0
[INFO] tweaked toml for crates.io crate magic_string 0.0.0 written to /workspace/builds/worker-49/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "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" "+8262275854dc0e5381c9d42d56257d94932c5a87" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] e9f74f17b5eb795bd727460e79a9b743b3239b2df16343ac5a7f5bcddc93257a
[INFO] running `Command { std: "docker" "start" "-a" "e9f74f17b5eb795bd727460e79a9b743b3239b2df16343ac5a7f5bcddc93257a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "e9f74f17b5eb795bd727460e79a9b743b3239b2df16343ac5a7f5bcddc93257a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e9f74f17b5eb795bd727460e79a9b743b3239b2df16343ac5a7f5bcddc93257a", kill_on_drop: false }`
[INFO] [stdout] e9f74f17b5eb795bd727460e79a9b743b3239b2df16343ac5a7f5bcddc93257a
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 9d6d249d5e722a0a97355efce84ab5d07e56a2db0acb3d60d1dd0af652ac0625
[INFO] running `Command { std: "docker" "start" "-a" "9d6d249d5e722a0a97355efce84ab5d07e56a2db0acb3d60d1dd0af652ac0625", kill_on_drop: false }`
[INFO] [stderr]    Compiling magic_string v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 0.43s
[INFO] running `Command { std: "docker" "inspect" "9d6d249d5e722a0a97355efce84ab5d07e56a2db0acb3d60d1dd0af652ac0625", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9d6d249d5e722a0a97355efce84ab5d07e56a2db0acb3d60d1dd0af652ac0625", kill_on_drop: false }`
[INFO] [stdout] 9d6d249d5e722a0a97355efce84ab5d07e56a2db0acb3d60d1dd0af652ac0625
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 70bb7655f457afe918f03f8dcbbfcfe4e21d91d7d1f6495d9ead6854847e7a85
[INFO] running `Command { std: "docker" "start" "-a" "70bb7655f457afe918f03f8dcbbfcfe4e21d91d7d1f6495d9ead6854847e7a85", kill_on_drop: false }`
[INFO] [stderr]    Compiling magic_string v0.0.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.32s
[INFO] running `Command { std: "docker" "inspect" "70bb7655f457afe918f03f8dcbbfcfe4e21d91d7d1f6495d9ead6854847e7a85", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "70bb7655f457afe918f03f8dcbbfcfe4e21d91d7d1f6495d9ead6854847e7a85", kill_on_drop: false }`
[INFO] [stdout] 70bb7655f457afe918f03f8dcbbfcfe4e21d91d7d1f6495d9ead6854847e7a85
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-49/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:e8397a04204aaf8b9f284182a6f9e27a3c2e67044d0943b4415b160bfc957681" "/opt/rustwide/cargo-home/bin/cargo" "+8262275854dc0e5381c9d42d56257d94932c5a87" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 81d38d0b5521d9665f63099867fab6f51d33fb31e170f370db6a09c732175125
[INFO] running `Command { std: "docker" "start" "-a" "81d38d0b5521d9665f63099867fab6f51d33fb31e170f370db6a09c732175125", kill_on_drop: false }`
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/magic_string-c0f8417a6f112174)
[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/magic_string.rs (/opt/rustwide/target/debug/deps/magic_string-fc94898d5b0ee0f5)
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test append::should_append ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests magic_string
[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" "81d38d0b5521d9665f63099867fab6f51d33fb31e170f370db6a09c732175125", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "81d38d0b5521d9665f63099867fab6f51d33fb31e170f370db6a09c732175125", kill_on_drop: false }`
[INFO] [stdout] 81d38d0b5521d9665f63099867fab6f51d33fb31e170f370db6a09c732175125