[INFO] cloning repository https://github.com/dinternet-computer/rust_hello
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/dinternet-computer/rust_hello" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinternet-computer%2Frust_hello", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinternet-computer%2Frust_hello'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] ec119217fb8244a9bdff2806d37aa4dda18e76dd
[INFO] checking dinternet-computer/rust_hello/ec119217fb8244a9bdff2806d37aa4dda18e76dd against master#f609b7e0586f81fefb3523e3e17adf779ac416be for pr-129466-2
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fdinternet-computer%2Frust_hello" "/workspace/builds/worker-6-tc1/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-6-tc1/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/dinternet-computer/rust_hello on toolchain f609b7e0586f81fefb3523e3e17adf779ac416be
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/dinternet-computer/rust_hello
[INFO] finished tweaking git repo https://github.com/dinternet-computer/rust_hello
[INFO] tweaked toml for git repo https://github.com/dinternet-computer/rust_hello written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] crate git repo https://github.com/dinternet-computer/rust_hello 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" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]     Updating git repository `https://github.com/rafalh/rust-fatfs`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Updating git repository `https://github.com/paulyoung/icfs.git`
[INFO] [stderr]     Updating git repository `https://github.com/dfinity/cdk-rs.git`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded num_threads v0.1.5
[INFO] [stderr]   Downloaded ic-cdk v0.5.0
[INFO] [stderr]   Downloaded logos v0.12.0
[INFO] [stderr]   Downloaded typed-arena v2.0.1
[INFO] [stderr]   Downloaded fscommon v0.1.1
[INFO] [stderr]   Downloaded quote v1.0.16
[INFO] [stderr]   Downloaded paste v1.0.6
[INFO] [stderr]   Downloaded git-hash v0.9.2
[INFO] [stderr]   Downloaded ic-cdk-macros v0.5.0
[INFO] [stderr]   Downloaded lalrpop-util v0.19.7
[INFO] [stderr]   Downloaded beef v0.5.1
[INFO] [stderr]   Downloaded git-packetline v0.12.3
[INFO] [stderr]   Downloaded indexmap v1.8.0
[INFO] [stderr]   Downloaded log v0.4.15
[INFO] [stderr]   Downloaded logos-derive v0.12.0
[INFO] [stderr]   Downloaded candid v0.7.12
[INFO] [stderr]   Downloaded serde_tokenstream v0.1.3
[INFO] [stderr]   Downloaded candid_derive v0.4.5
[INFO] [stderr]   Downloaded base32 v0.4.0
[INFO] [stderr]   Downloaded ic-types v0.3.0
[INFO] [stderr]   Downloaded bit-set v0.5.2
[INFO] [stderr]   Downloaded lalrpop v0.19.7
[INFO] [stderr]   Downloaded syn v1.0.89
[INFO] [stderr]   Downloaded diff v0.1.12
[INFO] [stderr]   Downloaded ena v0.14.0
[INFO] [stderr]   Downloaded pico-args v0.4.2
[INFO] [stderr]   Downloaded string_cache v0.8.3
[INFO] [stderr]   Downloaded redox_users v0.4.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 6904ec07e790b48f20bfc836d7c93495c330f24885abc21ce95c0ee2183634bf
[INFO] running `Command { std: "docker" "start" "-a" "6904ec07e790b48f20bfc836d7c93495c330f24885abc21ce95c0ee2183634bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "6904ec07e790b48f20bfc836d7c93495c330f24885abc21ce95c0ee2183634bf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "6904ec07e790b48f20bfc836d7c93495c330f24885abc21ce95c0ee2183634bf", kill_on_drop: false }`
[INFO] [stdout] 6904ec07e790b48f20bfc836d7c93495c330f24885abc21ce95c0ee2183634bf
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc1/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:6252d7ea7fb8caaf7af6d800c5fb250a9cd862b9a7f9508afb3c54fa7fe1102e" "/opt/rustwide/cargo-home/bin/cargo" "+f609b7e0586f81fefb3523e3e17adf779ac416be" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 72bac0af4de1f0edb67b87ed7f40e86705712165a69c61a61422cff2ffe40608
[INFO] running `Command { std: "docker" "start" "-a" "72bac0af4de1f0edb67b87ed7f40e86705712165a69c61a61422cff2ffe40608", kill_on_drop: false }`
[INFO] [stderr] warning: virtual workspace defaulting to `resolver = "1"` despite one or more workspace members being on edition 2021 which implies `resolver = "2"`
[INFO] [stderr] note: to keep the current resolver, specify `workspace.resolver = "1"` in the workspace root's manifest
[INFO] [stderr] note: to use the edition 2021 resolver, specify `workspace.resolver = "2"` in the workspace root's manifest
[INFO] [stderr] note: for more details see https://doc.rust-lang.org/cargo/reference/resolver.html#resolver-versions
[INFO] [stderr]    Compiling proc-macro2 v1.0.36
[INFO] [stderr]    Compiling syn v1.0.89
[INFO] [stderr]    Compiling libc v0.2.121
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling serde_derive v1.0.136
[INFO] [stderr]    Compiling memchr v2.4.1
[INFO] [stderr]    Compiling serde v1.0.136
[INFO] [stderr]    Compiling typenum v1.15.0
[INFO] [stderr]    Compiling log v0.4.15
[INFO] [stderr]    Compiling regex-syntax v0.6.25
[INFO] [stderr]    Compiling either v1.6.1
[INFO] [stderr]    Compiling parking_lot_core v0.8.5
[INFO] [stderr]    Compiling lazy_static v1.4.0
[INFO] [stderr]    Compiling smallvec v1.8.0
[INFO] [stderr]    Compiling generic-array v0.14.5
[INFO] [stderr]    Compiling num-traits v0.2.14
[INFO] [stderr]    Compiling num-integer v0.1.44
[INFO] [stderr]    Compiling instant v0.1.12
[INFO] [stderr]    Compiling indexmap v1.8.0
[INFO] [stderr]    Compiling scopeguard v1.1.0
[INFO] [stderr]    Compiling crunchy v0.2.2
[INFO] [stderr]    Compiling hashbrown v0.11.2
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling lock_api v0.4.6
[INFO] [stderr]    Compiling crc32fast v1.3.2
[INFO] [stderr]    Compiling siphasher v0.3.10
[INFO] [stderr]    Compiling bit-vec v0.6.3
[INFO] [stderr]    Compiling new_debug_unreachable v1.0.4
[INFO] [stderr]    Compiling rustversion v1.0.6
[INFO] [stderr]    Compiling precomputed-hash v0.1.1
[INFO] [stderr]    Compiling fixedbitset v0.2.0
[INFO] [stderr]    Compiling phf_shared v0.10.0
[INFO] [stderr]    Compiling ena v0.14.0
[INFO] [stderr]    Compiling itertools v0.10.3
[INFO] [stderr]    Compiling bit-set v0.5.2
[INFO] [stderr]    Compiling num-bigint v0.4.3
[INFO] [stderr]    Compiling pico-args v0.4.2
[INFO] [stderr]    Compiling beef v0.5.1
[INFO] [stderr]    Compiling anyhow v1.0.56
[INFO] [stderr]    Compiling utf8-ranges v1.0.4
[INFO] [stderr]    Compiling diff v0.1.12
[INFO] [stderr]    Compiling fnv v1.0.7
[INFO] [stderr]     Checking hex v0.4.3
[INFO] [stderr]    Compiling paste v1.0.6
[INFO] [stderr]    Compiling aho-corasick v0.7.18
[INFO] [stderr]    Compiling quote v1.0.16
[INFO] [stderr]     Checking cpufeatures v0.2.2
[INFO] [stderr]     Checking opaque-debug v0.3.0
[INFO] [stderr]     Checking termcolor v1.1.3
[INFO] [stderr]    Compiling dirs-sys-next v0.1.2
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]     Checking base32 v0.4.0
[INFO] [stderr]     Checking arrayvec v0.5.2
[INFO] [stderr]    Compiling dirs-next v2.0.0
[INFO] [stderr]    Compiling petgraph v0.5.1
[INFO] [stderr]     Checking typed-arena v2.0.1
[INFO] [stderr]     Checking unicode-width v0.1.9
[INFO] [stderr]    Compiling term v0.7.0
[INFO] [stderr]    Compiling parking_lot v0.11.2
[INFO] [stderr]     Checking codespan-reporting v0.11.1
[INFO] [stderr]     Checking pretty v0.10.0
[INFO] [stderr]    Compiling string_cache v0.8.3
[INFO] [stderr]    Compiling ascii-canvas v3.0.0
[INFO] [stderr]     Checking byteorder v1.4.3
[INFO] [stderr]     Checking leb128 v0.2.5
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking sha2 v0.9.9
[INFO] [stderr]     Checking time v0.1.43
[INFO] [stderr]    Compiling regex v1.5.5
[INFO] [stderr]     Checking num_threads v0.1.5
[INFO] [stderr]     Checking quick-error v2.0.1
[INFO] [stderr]     Checking chrono v0.4.19
[INFO] [stderr]     Checking bstr v0.2.17
[INFO] [stderr]     Checking time v0.3.9
[INFO] [stderr]     Checking git-hash v0.9.2
[INFO] [stderr]     Checking fscommon v0.1.1
[INFO] [stderr]     Checking git-packetline v0.12.3
[INFO] [stderr]     Checking fatfs v0.4.0 (https://github.com/rafalh/rust-fatfs?rev=87fc1ed5074a32b4e0344fcdde77359ef9e75432#87fc1ed5)
[INFO] [stderr]    Compiling lalrpop-util v0.19.7
[INFO] [stderr]    Compiling lalrpop v0.19.7
[INFO] [stderr]    Compiling thiserror-impl v1.0.30
[INFO] [stderr]    Compiling logos-derive v0.12.0
[INFO] [stderr]    Compiling binread_derive v2.1.0
[INFO] [stderr]    Compiling candid_derive v0.4.5
[INFO] [stderr]    Compiling thiserror v1.0.30
[INFO] [stderr]     Checking binread v2.2.0
[INFO] [stderr]     Checking logos v0.12.0
[INFO] [stderr]     Checking serde_bytes v0.11.5
[INFO] [stderr]     Checking ic-types v0.3.0
[INFO] [stderr]    Compiling candid v0.7.12
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]    Compiling serde_tokenstream v0.1.3
[INFO] [stderr]    Compiling proc-macro-crate v1.1.3
[INFO] [stderr]    Compiling num_enum_derive v0.5.7
[INFO] [stderr]     Checking num_enum v0.5.7
[INFO] [stderr]     Checking ic-cdk v0.5.0
[INFO] [stderr]     Checking ic-cdk v0.4.0 (https://github.com/dfinity/cdk-rs.git?rev=a253119adb08929b6304d007ee0a6a37960656ed#a253119a)
[INFO] [stderr]     Checking icfs v0.1.0 (https://github.com/paulyoung/icfs.git#897e5a99)
[INFO] [stderr]     Checking icfs_fatfs v0.1.0 (/opt/rustwide/workdir/src/icfs_fatfs)
[INFO] [stdout] error[E0433]: failed to resolve: could not find `ReadBuf` in `io`
[INFO] [stdout]   --> /opt/rustwide/cargo-home/git/checkouts/icfs-e1dda36b6ee299ad/897e5a9/crates/icfs/internal.rs:13:37
[INFO] [stdout]    |
[INFO] [stdout] 13 |         let mut read_buf = std::io::ReadBuf::uninit(buf.spare_capacity_mut());
[INFO] [stdout]    |                                     ^^^^^^^ could not find `ReadBuf` in `io`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] error: aborting due to 1 previous error
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] For more information about this error, try `rustc --explain E0433`.
[INFO] [stdout] 
[INFO] [stderr] error: could not compile `icfs` (lib) due to 2 previous errors
[INFO] [stderr] warning: build failed, waiting for other jobs to finish...
[INFO] running `Command { std: "docker" "inspect" "72bac0af4de1f0edb67b87ed7f40e86705712165a69c61a61422cff2ffe40608", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "72bac0af4de1f0edb67b87ed7f40e86705712165a69c61a61422cff2ffe40608", kill_on_drop: false }`
[INFO] [stdout] 72bac0af4de1f0edb67b87ed7f40e86705712165a69c61a61422cff2ffe40608