[INFO] fetching crate cargo-set-rust-version 0.5.0...
[INFO] checking cargo-set-rust-version-0.5.0 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate cargo-set-rust-version 0.5.0 into /workspace/builds/worker-3-tc1/source
[INFO] validating manifest of crates.io crate cargo-set-rust-version 0.5.0 on toolchain 385fa9d845dd326c6bbfd58c22244215e431948a
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-set-rust-version 0.5.0
[INFO] finished tweaking crates.io crate cargo-set-rust-version 0.5.0
[INFO] tweaked toml for crates.io crate cargo-set-rust-version 0.5.0 written to /workspace/builds/worker-3-tc1/source/Cargo.toml
[INFO] crate crates.io crate cargo-set-rust-version 0.5.0 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" "+385fa9d845dd326c6bbfd58c22244215e431948a" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded webpki v0.22.0
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.82
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.82
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.82
[INFO] [stderr]   Downloaded predicates-core v1.0.3
[INFO] [stderr]   Downloaded thiserror-impl v1.0.32
[INFO] [stderr]   Downloaded assert_cmd v2.0.4
[INFO] [stderr]   Downloaded fastrand v1.8.0
[INFO] [stderr]   Downloaded thiserror v1.0.32
[INFO] [stderr]   Downloaded globwalk v0.8.1
[INFO] [stderr]   Downloaded toml_edit v0.14.4
[INFO] [stderr]   Downloaded clap v3.2.16
[INFO] [stderr]   Downloaded predicates v2.1.1
[INFO] [stderr]   Downloaded libc v0.2.129
[INFO] [stderr]   Downloaded web-sys v0.3.59
[INFO] [stderr]   Downloaded rustls v0.20.6
[INFO] [stderr]   Downloaded miniz_oxide v0.5.3
[INFO] [stderr]   Downloaded webpki-roots v0.22.4
[INFO] [stderr]   Downloaded predicates-tree v1.0.5
[INFO] [stderr]   Downloaded assert_fs v1.0.7
[INFO] [stderr]   Downloaded clap_derive v3.2.15
[INFO] [stderr]   Downloaded os_str_bytes v6.2.0
[INFO] [stderr]   Downloaded serde v1.0.143
[INFO] [stderr]   Downloaded js-sys v0.3.59
[INFO] [stderr]   Downloaded wasm-bindgen-backend v0.2.82
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.82
[INFO] [stderr]   Downloaded ureq v2.5.0
[INFO] [stderr]   Downloaded termtree v0.2.4
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 9e37b366a1b19d3c20d221bb18e1d656edfc74f5385b094dba23a789c972e5b3
[INFO] running `Command { std: "docker" "start" "-a" "9e37b366a1b19d3c20d221bb18e1d656edfc74f5385b094dba23a789c972e5b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "9e37b366a1b19d3c20d221bb18e1d656edfc74f5385b094dba23a789c972e5b3", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "9e37b366a1b19d3c20d221bb18e1d656edfc74f5385b094dba23a789c972e5b3", kill_on_drop: false }`
[INFO] [stdout] 9e37b366a1b19d3c20d221bb18e1d656edfc74f5385b094dba23a789c972e5b3
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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=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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] f4808a316f72b388c488c9f96720acb094c584aa25d69258eb81821a5576fab1
[INFO] running `Command { std: "docker" "start" "-a" "f4808a316f72b388c488c9f96720acb094c584aa25d69258eb81821a5576fab1", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.129
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking combine v4.6.6
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking globset v0.4.9
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking assert_fs v1.0.7
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]     Checking webpki-roots v0.22.4
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking toml_edit v0.14.4
[INFO] [stderr]     Checking clap v3.2.16
[INFO] [stderr]     Checking ureq v2.5.0
[INFO] [stderr]     Checking cargo-set-rust-version v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.07s
[INFO] running `Command { std: "docker" "inspect" "f4808a316f72b388c488c9f96720acb094c584aa25d69258eb81821a5576fab1", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "f4808a316f72b388c488c9f96720acb094c584aa25d69258eb81821a5576fab1", kill_on_drop: false }`
[INFO] [stdout] f4808a316f72b388c488c9f96720acb094c584aa25d69258eb81821a5576fab1
[INFO] checking cargo-set-rust-version-0.5.0 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate cargo-set-rust-version 0.5.0 into /workspace/builds/worker-3-tc2/source
[INFO] validating manifest of crates.io crate cargo-set-rust-version 0.5.0 on toolchain 2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate cargo-set-rust-version 0.5.0
[INFO] finished tweaking crates.io crate cargo-set-rust-version 0.5.0
[INFO] tweaked toml for crates.io crate cargo-set-rust-version 0.5.0 written to /workspace/builds/worker-3-tc2/source/Cargo.toml
[INFO] crate crates.io crate cargo-set-rust-version 0.5.0 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" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5339b5984067f8232e3e1b6077a61851fe6b11a07e79753a57685fef6bd0a08b
[INFO] running `Command { std: "docker" "start" "-a" "5339b5984067f8232e3e1b6077a61851fe6b11a07e79753a57685fef6bd0a08b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5339b5984067f8232e3e1b6077a61851fe6b11a07e79753a57685fef6bd0a08b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5339b5984067f8232e3e1b6077a61851fe6b11a07e79753a57685fef6bd0a08b", kill_on_drop: false }`
[INFO] [stdout] 5339b5984067f8232e3e1b6077a61851fe6b11a07e79753a57685fef6bd0a08b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-3-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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 552a6e4540a6b922cad46eedf6ccf2e9ec69e1e050052d710cb82ca75f4dde7a
[INFO] running `Command { std: "docker" "start" "-a" "552a6e4540a6b922cad46eedf6ccf2e9ec69e1e050052d710cb82ca75f4dde7a", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.129
[INFO] [stderr]    Compiling memchr v2.5.0
[INFO] [stderr]     Checking once_cell v1.13.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.43
[INFO] [stderr]    Compiling unicode-ident v1.0.3
[INFO] [stderr]    Compiling quote v1.0.21
[INFO] [stderr]    Compiling cc v1.0.73
[INFO] [stderr]    Compiling log v0.4.17
[INFO] [stderr]    Compiling syn v1.0.99
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]    Compiling proc-macro-error-attr v1.0.4
[INFO] [stderr]     Checking either v1.7.0
[INFO] [stderr]     Checking regex-automata v0.1.10
[INFO] [stderr]    Compiling indexmap v1.9.1
[INFO] [stderr]     Checking tinyvec v1.6.0
[INFO] [stderr]    Compiling proc-macro-error v1.0.4
[INFO] [stderr]     Checking matches v0.1.9
[INFO] [stderr]    Compiling crossbeam-utils v0.8.11
[INFO] [stderr]     Checking itertools v0.10.3
[INFO] [stderr]     Checking regex-syntax v0.6.27
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]     Checking fnv v1.0.7
[INFO] [stderr]     Checking hashbrown v0.12.3
[INFO] [stderr]     Checking predicates-core v1.0.3
[INFO] [stderr]    Compiling serde v1.0.143
[INFO] [stderr]    Compiling rustls v0.20.6
[INFO] [stderr]    Compiling doc-comment v0.3.3
[INFO] [stderr]     Checking unicode-bidi v0.3.8
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking walkdir v2.3.2
[INFO] [stderr]     Checking miniz_oxide v0.5.3
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking thread_local v1.1.4
[INFO] [stderr]    Compiling heck v0.4.0
[INFO] [stderr]     Checking termtree v0.2.4
[INFO] [stderr]     Checking os_str_bytes v6.2.0
[INFO] [stderr]     Checking bytes v1.2.1
[INFO] [stderr]     Checking difflib v0.4.0
[INFO] [stderr]     Checking predicates-tree v1.0.5
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking atty v0.2.14
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking unicode-normalization v0.1.21
[INFO] [stderr]     Checking clap_lex v0.2.4
[INFO] [stderr]     Checking fastrand v1.8.0
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking aho-corasick v0.7.18
[INFO] [stderr]     Checking flate2 v1.0.24
[INFO] [stderr]     Checking textwrap v0.15.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]     Checking strsim v0.10.0
[INFO] [stderr]     Checking remove_dir_all v0.5.3
[INFO] [stderr]     Checking wait-timeout v0.2.0
[INFO] [stderr]     Checking tempfile v3.3.0
[INFO] [stderr]     Checking combine v4.6.6
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]     Checking predicates v2.1.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking assert_cmd v2.0.4
[INFO] [stderr]     Checking regex v1.6.0
[INFO] [stderr]     Checking globset v0.4.9
[INFO] [stderr]     Checking ignore v0.4.18
[INFO] [stderr]     Checking toml v0.5.9
[INFO] [stderr]     Checking globwalk v0.8.1
[INFO] [stderr]     Checking assert_fs v1.0.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.32
[INFO] [stderr]    Compiling clap_derive v3.2.15
[INFO] [stderr]     Checking webpki v0.22.0
[INFO] [stderr]     Checking sct v0.7.0
[INFO] [stderr]     Checking webpki-roots v0.22.4
[INFO] [stderr]     Checking thiserror v1.0.32
[INFO] [stderr]     Checking toml_edit v0.14.4
[INFO] [stderr]     Checking clap v3.2.16
[INFO] [stderr]     Checking ureq v2.5.0
[INFO] [stderr]     Checking cargo-set-rust-version v0.5.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 20.56s
[INFO] running `Command { std: "docker" "inspect" "552a6e4540a6b922cad46eedf6ccf2e9ec69e1e050052d710cb82ca75f4dde7a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "552a6e4540a6b922cad46eedf6ccf2e9ec69e1e050052d710cb82ca75f4dde7a", kill_on_drop: false }`
[INFO] [stdout] 552a6e4540a6b922cad46eedf6ccf2e9ec69e1e050052d710cb82ca75f4dde7a