[INFO] fetching crate spc_tag 0.2.0...
[INFO] checking spc_tag-0.2.0 against master#8a703520e80d87d4423c01f9d4fbc9e5f6533a02 for pr-154205-1
[INFO] extracting crate spc_tag 0.2.0 into /workspace/builds/worker-1-tc1/source
[INFO] started tweaking crates.io crate spc_tag 0.2.0
[INFO] finished tweaking crates.io crate spc_tag 0.2.0
[INFO] tweaked toml for crates.io crate spc_tag 0.2.0 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate spc_tag 0.2.0 on toolchain 8a703520e80d87d4423c01f9d4fbc9e5f6533a02
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate spc_tag 0.2.0 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" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded wasm-bindgen v0.2.106
[INFO] [stderr]   Downloaded wasm-bindgen-shared v0.2.106
[INFO] [stderr]   Downloaded wasm-bindgen-macro v0.2.106
[INFO] [stderr]   Downloaded windows-strings v0.5.1
[INFO] [stderr]   Downloaded windows-result v0.4.1
[INFO] [stderr]   Downloaded windows-implement v0.60.2
[INFO] [stderr]   Downloaded windows-interface v0.59.3
[INFO] [stderr]   Downloaded find-msvc-tools v0.1.5
[INFO] [stderr]   Downloaded windows-core v0.62.2
[INFO] [stderr]   Downloaded proc-macro2 v1.0.103
[INFO] [stderr]   Downloaded js-sys v0.3.83
[INFO] [stderr]   Downloaded cc v1.2.50
[INFO] [stderr]   Downloaded bumpalo v3.19.1
[INFO] [stderr]   Downloaded wasm-bindgen-macro-support v0.2.106
[INFO] [stderr]   Downloaded iana-time-zone v0.1.64
[INFO] [stderr]   Downloaded unicode-ident v1.0.22
[INFO] [stderr]   Downloaded chrono v0.4.42
[INFO] [stderr]   Downloaded syn v2.0.111
[INFO] [stderr]   Downloaded libc v0.2.178
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] c3f63a11fa8619b04a4378bb0d1526b34d7e13e19a999e99977d710ff6a46c1d
[INFO] running `Command { std: "docker" "start" "-a" "c3f63a11fa8619b04a4378bb0d1526b34d7e13e19a999e99977d710ff6a46c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "c3f63a11fa8619b04a4378bb0d1526b34d7e13e19a999e99977d710ff6a46c1d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c3f63a11fa8619b04a4378bb0d1526b34d7e13e19a999e99977d710ff6a46c1d", kill_on_drop: false }`
[INFO] [stdout] c3f63a11fa8619b04a4378bb0d1526b34d7e13e19a999e99977d710ff6a46c1d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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:d429b63d4308055ea97f60fb1d3dfca48854a00942f1bd2ad806beaf015945ec" "/opt/rustwide/cargo-home/bin/cargo" "+8a703520e80d87d4423c01f9d4fbc9e5f6533a02" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 708e9eba3a08210760c0c8aca39c4ed0dd5827914af45e5eade0dfbb60203ca4
[INFO] running `Command { std: "docker" "start" "-a" "708e9eba3a08210760c0c8aca39c4ed0dd5827914af45e5eade0dfbb60203ca4", kill_on_drop: false }`
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]     Checking iana-time-zone v0.1.64
[INFO] [stderr]     Checking byteorder v1.5.0
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]     Checking chrono v0.4.42
[INFO] [stderr]     Checking spc_tag v0.2.0 (/opt/rustwide/workdir)
[INFO] [stdout] error[E0599]: no variant or associated item named `IO` found for enum `error::Error` in the current scope
[INFO] [stdout]    --> src/id666.rs:901:44
[INFO] [stdout]     |
[INFO] [stdout] 901 |         assert!(matches!(id666, Err(Error::IO(_))));
[INFO] [stdout]     |                                            ^^ variant or associated item not found in `error::Error`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/error.rs:13:1
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum Error {
[INFO] [stdout]     | -------------- variant or associated item `IO` not found for this enum
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 901 -         assert!(matches!(id666, Err(Error::IO(_))));
[INFO] [stdout] 901 +         assert!(matches!(id666, Err(Error::Io(_))));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `IO` found for enum `error::Error` in the current scope
[INFO] [stdout]    --> src/metadata.rs:156:47
[INFO] [stdout]     |
[INFO] [stdout] 156 |         assert!(matches!(metadata, Err(Error::IO(_))));
[INFO] [stdout]     |                                               ^^ variant or associated item not found in `error::Error`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/error.rs:13:1
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum Error {
[INFO] [stdout]     | -------------- variant or associated item `IO` not found for this enum
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 156 -         assert!(matches!(metadata, Err(Error::IO(_))));
[INFO] [stdout] 156 +         assert!(matches!(metadata, Err(Error::Io(_))));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `IO` found for enum `error::Error` in the current scope
[INFO] [stdout]    --> src/spc.rs:189:42
[INFO] [stdout]     |
[INFO] [stdout] 189 |         assert!(matches!(spc, Err(Error::IO(_))));
[INFO] [stdout]     |                                          ^^ variant or associated item not found in `error::Error`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/error.rs:13:1
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum Error {
[INFO] [stdout]     | -------------- variant or associated item `IO` not found for this enum
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 189 -         assert!(matches!(spc, Err(Error::IO(_))));
[INFO] [stdout] 189 +         assert!(matches!(spc, Err(Error::Io(_))));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `IO` found for enum `error::Error` in the current scope
[INFO] [stdout]    --> src/spc.rs:199:42
[INFO] [stdout]     |
[INFO] [stdout] 199 |         assert!(matches!(spc, Err(Error::IO(_))));
[INFO] [stdout]     |                                          ^^ variant or associated item not found in `error::Error`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/error.rs:13:1
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum Error {
[INFO] [stdout]     | -------------- variant or associated item `IO` not found for this enum
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 199 -         assert!(matches!(spc, Err(Error::IO(_))));
[INFO] [stdout] 199 +         assert!(matches!(spc, Err(Error::Io(_))));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `IO` found for enum `error::Error` in the current scope
[INFO] [stdout]    --> src/xid666.rs:721:73
[INFO] [stdout]     |
[INFO] [stdout] 721 |                 assert!(matches!(xid666, Err(Error::Parse) | Err(Error::IO(_))));
[INFO] [stdout]     |                                                                         ^^ variant or associated item not found in `error::Error`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/error.rs:13:1
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum Error {
[INFO] [stdout]     | -------------- variant or associated item `IO` not found for this enum
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 721 -                 assert!(matches!(xid666, Err(Error::Parse) | Err(Error::IO(_))));
[INFO] [stdout] 721 +                 assert!(matches!(xid666, Err(Error::Parse) | Err(Error::Io(_))));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error[E0599]: no variant or associated item named `IO` found for enum `error::Error` in the current scope
[INFO] [stdout]    --> src/xid666.rs:761:73
[INFO] [stdout]     |
[INFO] [stdout] 761 |                 assert!(matches!(xid666, Err(Error::Parse) | Err(Error::IO(_))));
[INFO] [stdout]     |                                                                         ^^ variant or associated item not found in `error::Error`
[INFO] [stdout]     |
[INFO] [stdout]    ::: src/error.rs:13:1
[INFO] [stdout]     |
[INFO] [stdout]  13 | pub enum Error {
[INFO] [stdout]     | -------------- variant or associated item `IO` not found for this enum
[INFO] [stdout]     |
[INFO] [stdout] help: there is a variant with a similar name (notice the capitalization)
[INFO] [stdout]     |
[INFO] [stdout] 761 -                 assert!(matches!(xid666, Err(Error::Parse) | Err(Error::IO(_))));
[INFO] [stdout] 761 +                 assert!(matches!(xid666, Err(Error::Parse) | Err(Error::Io(_))));
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0599`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `spc_tag` (lib test) due to 6 previous errors
[INFO] running `Command { std: "docker" "inspect" "708e9eba3a08210760c0c8aca39c4ed0dd5827914af45e5eade0dfbb60203ca4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "708e9eba3a08210760c0c8aca39c4ed0dd5827914af45e5eade0dfbb60203ca4", kill_on_drop: false }`
[INFO] [stdout] 708e9eba3a08210760c0c8aca39c4ed0dd5827914af45e5eade0dfbb60203ca4