[INFO] fetching crate rcan 0.1.0...
[INFO] building rcan-0.1.0 against try#4987e9d4227139400384ab59296ffee3b0fb1183 for pr-146237-2
[INFO] extracting crate rcan 0.1.0 into /workspace/builds/worker-5-tc2/source
[INFO] started tweaking crates.io crate rcan 0.1.0
[INFO] finished tweaking crates.io crate rcan 0.1.0
[INFO] tweaked toml for crates.io crate rcan 0.1.0 written to /workspace/builds/worker-5-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate rcan 0.1.0 on toolchain 4987e9d4227139400384ab59296ffee3b0fb1183
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] crate crates.io crate rcan 0.1.0 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" "+4987e9d4227139400384ab59296ffee3b0fb1183" "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-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 77aaf61b1d10517bbf8e5d44054f6ef0238737b17e5b13e7ea244c264938d550
[INFO] running `Command { std: "docker" "start" "-a" "77aaf61b1d10517bbf8e5d44054f6ef0238737b17e5b13e7ea244c264938d550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "77aaf61b1d10517bbf8e5d44054f6ef0238737b17e5b13e7ea244c264938d550", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "77aaf61b1d10517bbf8e5d44054f6ef0238737b17e5b13e7ea244c264938d550", kill_on_drop: false }`
[INFO] [stdout] 77aaf61b1d10517bbf8e5d44054f6ef0238737b17e5b13e7ea244c264938d550
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 000b3e45a8c70caf58a002de668ffeb725c75562a703e7fcf069b62b86d51eb5
[INFO] running `Command { std: "docker" "start" "-a" "000b3e45a8c70caf58a002de668ffeb725c75562a703e7fcf069b62b86d51eb5", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.93
[INFO] [stderr]    Compiling unicode-ident v1.0.14
[INFO] [stderr]    Compiling semver v1.0.24
[INFO] [stderr]    Compiling libc v0.2.169
[INFO] [stderr]    Compiling serde v1.0.217
[INFO] [stderr]    Compiling autocfg v1.4.0
[INFO] [stderr]    Compiling cpufeatures v0.2.16
[INFO] [stderr]    Compiling unicode-xid v0.2.6
[INFO] [stderr]    Compiling stable_deref_trait v1.2.0
[INFO] [stderr]    Compiling typenum v1.17.0
[INFO] [stderr]    Compiling cc v1.2.9
[INFO] [stderr]    Compiling hash32 v0.2.1
[INFO] [stderr]    Compiling zeroize v1.8.1
[INFO] [stderr]    Compiling signature v2.2.0
[INFO] [stderr]    Compiling anyhow v1.0.95
[INFO] [stderr]    Compiling arrayvec v0.7.6
[INFO] [stderr]    Compiling arrayref v0.3.9
[INFO] [stderr]    Compiling cobs v0.2.3
[INFO] [stderr]    Compiling constant_time_eq v0.3.1
[INFO] [stderr]    Compiling hex v0.4.3
[INFO] [stderr]    Compiling lock_api v0.4.12
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling rustc_version v0.4.1
[INFO] [stderr]    Compiling quote v1.0.38
[INFO] [stderr]    Compiling spin v0.9.8
[INFO] [stderr]    Compiling getrandom v0.2.15
[INFO] [stderr]    Compiling heapless v0.7.17
[INFO] [stderr]    Compiling curve25519-dalek v4.1.3
[INFO] [stderr]    Compiling block-buffer v0.10.4
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling blake3 v1.5.5
[INFO] [stderr]    Compiling syn v2.0.96
[INFO] [stderr]    Compiling digest v0.10.7
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling sha2 v0.10.8
[INFO] [stderr]    Compiling serde_derive v1.0.217
[INFO] [stderr]    Compiling zerocopy-derive v0.7.35
[INFO] [stderr]    Compiling curve25519-dalek-derive v0.1.1
[INFO] [stderr]    Compiling derive_more-impl v1.0.0
[INFO] [stderr]    Compiling zerocopy v0.7.35
[INFO] [stderr]    Compiling ppv-lite86 v0.2.20
[INFO] [stderr]    Compiling derive_more v1.0.0
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling ed25519 v2.2.3
[INFO] [stderr]    Compiling ed25519-dalek v2.1.1
[INFO] [stderr]    Compiling postcard v1.1.1
[INFO] [stderr]    Compiling rcan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 14.98s
[INFO] running `Command { std: "docker" "inspect" "000b3e45a8c70caf58a002de668ffeb725c75562a703e7fcf069b62b86d51eb5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "000b3e45a8c70caf58a002de668ffeb725c75562a703e7fcf069b62b86d51eb5", kill_on_drop: false }`
[INFO] [stdout] 000b3e45a8c70caf58a002de668ffeb725c75562a703e7fcf069b62b86d51eb5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-5-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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+4987e9d4227139400384ab59296ffee3b0fb1183" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] ea6d4730965b12577f0be0d29eb21e20102e91d60e3b221840aaf573f0d6b879
[INFO] running `Command { std: "docker" "start" "-a" "ea6d4730965b12577f0be0d29eb21e20102e91d60e3b221840aaf573f0d6b879", kill_on_drop: false }`
[INFO] [stderr]    Compiling thiserror v2.0.11
[INFO] [stderr]    Compiling testresult v0.4.1
[INFO] [stderr]    Compiling thiserror-impl v2.0.11
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling rcan v0.1.0 (/opt/rustwide/workdir)
[INFO] [stderr]    Compiling bitfields-impl v0.9.4
[INFO] [stderr]    Compiling bitfields v0.12.4
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 4.87s
[INFO] running `Command { std: "docker" "inspect" "ea6d4730965b12577f0be0d29eb21e20102e91d60e3b221840aaf573f0d6b879", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "ea6d4730965b12577f0be0d29eb21e20102e91d60e3b221840aaf573f0d6b879", kill_on_drop: false }`
[INFO] [stdout] ea6d4730965b12577f0be0d29eb21e20102e91d60e3b221840aaf573f0d6b879