[INFO] cloning repository https://github.com/bodagovsky/migrator
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/bodagovsky/migrator" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbodagovsky%2Fmigrator", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbodagovsky%2Fmigrator'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] dee7f719405a0b02da588542defc18039d327954
[INFO] testing bodagovsky/migrator against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fbodagovsky%2Fmigrator" "/workspace/builds/worker-9/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-9/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/bodagovsky/migrator on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/bodagovsky/migrator
[INFO] finished tweaking git repo https://github.com/bodagovsky/migrator
[INFO] tweaked toml for git repo https://github.com/bodagovsky/migrator written to /workspace/builds/worker-9/source/Cargo.toml
[INFO] crate git repo https://github.com/bodagovsky/migrator already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 2628738d81d52637db95a09c01bae6c618f87cc44c8272f261391635f06e881c
[INFO] running `Command { std: "docker" "start" "-a" "2628738d81d52637db95a09c01bae6c618f87cc44c8272f261391635f06e881c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "2628738d81d52637db95a09c01bae6c618f87cc44c8272f261391635f06e881c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "2628738d81d52637db95a09c01bae6c618f87cc44c8272f261391635f06e881c", kill_on_drop: false }`
[INFO] [stdout] 2628738d81d52637db95a09c01bae6c618f87cc44c8272f261391635f06e881c
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b29e22c6aaa892f5754be33c902c4914367f3e73305fcaddb11f418326e40173
[INFO] running `Command { std: "docker" "start" "-a" "b29e22c6aaa892f5754be33c902c4914367f3e73305fcaddb11f418326e40173", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling autocfg v1.0.1
[INFO] [stderr]    Compiling libc v0.2.80
[INFO] [stderr]    Compiling unicode-segmentation v1.6.0
[INFO] [stderr]    Compiling bitflags v1.2.1
[INFO] [stderr]    Compiling hashbrown v0.9.1
[INFO] [stderr]    Compiling unicode-width v0.1.8
[INFO] [stderr]    Compiling termcolor v1.1.0
[INFO] [stderr]    Compiling strsim v0.10.0
[INFO] [stderr]    Compiling vec_map v0.8.2
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling os_str_bytes v2.3.2
[INFO] [stderr]    Compiling textwrap v0.12.1
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]    Compiling indexmap v1.6.0
[INFO] [stderr]    Compiling heck v0.3.1
[INFO] [stderr]    Compiling quote v1.0.7
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling clap_derive v3.0.0-beta.2
[INFO] [stderr]    Compiling clap v3.0.0-beta.2
[INFO] [stderr]    Compiling migrator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `crate::migration::prefix`
[INFO] [stdout]   --> src/migration/prefix.rs:46:9
[INFO] [stdout]    |
[INFO] [stdout] 46 |     use crate::migration::prefix;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::migration::tools`
[INFO] [stdout]   --> src/migration/tools.rs:55:9
[INFO] [stdout]    |
[INFO] [stdout] 55 |     use crate::migration::tools;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `crate::migration::sort_migrations`
[INFO] [stdout]   --> src/migration.rs:76:9
[INFO] [stdout]    |
[INFO] [stdout] 76 |     use crate::migration::sort_migrations;
[INFO] [stdout]    |         ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/migration.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             f.write(GOOSE.as_bytes());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/migration.rs:61:29
[INFO] [stdout]    |
[INFO] [stdout] 61 | / ...                   fs::rename(
[INFO] [stdout] 62 | | ...                       current_dir.clone() + &file_name,
[INFO] [stdout] 63 | | ...                       current_dir.clone() + &new_file_name,
[INFO] [stdout] 64 | | ...                   );
[INFO] [stdout]    | |________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.04s
[INFO] [stdout] warning: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "b29e22c6aaa892f5754be33c902c4914367f3e73305fcaddb11f418326e40173", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b29e22c6aaa892f5754be33c902c4914367f3e73305fcaddb11f418326e40173", kill_on_drop: false }`
[INFO] [stdout] b29e22c6aaa892f5754be33c902c4914367f3e73305fcaddb11f418326e40173
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 365a8a4132c4881b948489b622a9764d7fa2294a9c4ea0b4b8dd8e299eee1fb1
[INFO] running `Command { std: "docker" "start" "-a" "365a8a4132c4881b948489b622a9764d7fa2294a9c4ea0b4b8dd8e299eee1fb1", kill_on_drop: false }`
[INFO] [stderr]    Compiling migrator v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/migration.rs:27:13
[INFO] [stdout]    |
[INFO] [stdout] 27 |             f.write(GOOSE.as_bytes());
[INFO] [stdout]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused `Result` that must be used
[INFO] [stdout]   --> src/migration.rs:61:29
[INFO] [stdout]    |
[INFO] [stdout] 61 | / ...                   fs::rename(
[INFO] [stdout] 62 | | ...                       current_dir.clone() + &file_name,
[INFO] [stdout] 63 | | ...                       current_dir.clone() + &new_file_name,
[INFO] [stdout] 64 | | ...                   );
[INFO] [stdout]    | |________________________^
[INFO] [stdout]    |
[INFO] [stdout]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.28s
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "365a8a4132c4881b948489b622a9764d7fa2294a9c4ea0b4b8dd8e299eee1fb1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "365a8a4132c4881b948489b622a9764d7fa2294a9c4ea0b4b8dd8e299eee1fb1", kill_on_drop: false }`
[INFO] [stdout] 365a8a4132c4881b948489b622a9764d7fa2294a9c4ea0b4b8dd8e299eee1fb1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 7d45e6359156fa5083922d037ac8421aba268a451b382a73b69604dc6892ecdd
[INFO] running `Command { std: "docker" "start" "-a" "7d45e6359156fa5083922d037ac8421aba268a451b382a73b69604dc6892ecdd", kill_on_drop: false }`
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/migration.rs:27:13
[INFO] [stderr]    |
[INFO] [stderr] 27 |             f.write(GOOSE.as_bytes());
[INFO] [stderr]    |             ^^^^^^^^^^^^^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(unused_must_use)]` on by default
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: unused `Result` that must be used
[INFO] [stderr]   --> src/migration.rs:61:29
[INFO] [stderr]    |
[INFO] [stderr] 61 | / ...                   fs::rename(
[INFO] [stderr] 62 | | ...                       current_dir.clone() + &file_name,
[INFO] [stderr] 63 | | ...                       current_dir.clone() + &new_file_name,
[INFO] [stderr] 64 | | ...                   );
[INFO] [stderr]    | |________________________^
[INFO] [stderr]    |
[INFO] [stderr]    = note: this `Result` may be an `Err` variant, which should be handled
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.07s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/migrator-13ccd33b78967859)
[INFO] [stdout] 
[INFO] [stdout] running 7 tests
[INFO] [stdout] test migration::prefix::tests::test_construct_prefix ... ok
[INFO] [stdout] test migration::prefix::tests::test_change_prefix ... ok
[INFO] [stdout] test migration::tools::tests::test_extract_migration_path ... ignored
[INFO] [stdout] test migration::tests::test_renaming ... ok
[INFO] [stdout] test migration::prefix::tests::test_extract_prefix ... ok
[INFO] [stdout] test migration::tools::tests::test_file_name ... ok
[INFO] [stdout] test migration::prefix::tests::test_count_digits ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 6 passed; 0 failed; 1 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "7d45e6359156fa5083922d037ac8421aba268a451b382a73b69604dc6892ecdd", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "7d45e6359156fa5083922d037ac8421aba268a451b382a73b69604dc6892ecdd", kill_on_drop: false }`
[INFO] [stdout] 7d45e6359156fa5083922d037ac8421aba268a451b382a73b69604dc6892ecdd