[INFO] fetching crate musli-value 0.0.92...
[INFO] checking musli-value-0.0.92 against master#385fa9d845dd326c6bbfd58c22244215e431948a for never-type-fallback-to-never
[INFO] extracting crate musli-value 0.0.92 into /workspace/builds/worker-1-tc1/source
[INFO] validating manifest of crates.io crate musli-value 0.0.92 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 musli-value 0.0.92
[INFO] finished tweaking crates.io crate musli-value 0.0.92
[INFO] tweaked toml for crates.io crate musli-value 0.0.92 written to /workspace/builds/worker-1-tc1/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]      Locking 20 packages
[INFO] [stderr]       Adding musli v0.0.92 (latest: v0.0.108)
[INFO] [stderr]       Adding musli-common v0.0.92 (latest: v0.0.108)
[INFO] [stderr]       Adding musli-macros v0.0.92 (latest: v0.0.108)
[INFO] [stderr]       Adding musli-storage v0.0.92 (latest: v0.0.108)
[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]  Downloading crates ...
[INFO] [stderr]   Downloaded musli-storage v0.0.92
[INFO] [stderr]   Downloaded musli v0.0.92
[INFO] [stderr]   Downloaded musli-macros v0.0.92
[INFO] [stderr]   Downloaded musli-common v0.0.92
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] dbb27457e284a0ea4532b5c4bdbc2c77349223c4b5b313c8b1f3ec33917fb6fc
[INFO] running `Command { std: "docker" "start" "-a" "dbb27457e284a0ea4532b5c4bdbc2c77349223c4b5b313c8b1f3ec33917fb6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "dbb27457e284a0ea4532b5c4bdbc2c77349223c4b5b313c8b1f3ec33917fb6fc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "dbb27457e284a0ea4532b5c4bdbc2c77349223c4b5b313c8b1f3ec33917fb6fc", kill_on_drop: false }`
[INFO] [stdout] dbb27457e284a0ea4532b5c4bdbc2c77349223c4b5b313c8b1f3ec33917fb6fc
[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@sha256:2788e3201cd34a07e3172128adcd8b3090168a8e3bcc40d7c032b9dda1df7d1c" "/opt/rustwide/cargo-home/bin/cargo" "+385fa9d845dd326c6bbfd58c22244215e431948a" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] fbe9b041f5ae564c4a28d0dbf55322bb34414fec1e9628438e78f03f63a7edfa
[INFO] running `Command { std: "docker" "start" "-a" "fbe9b041f5ae564c4a28d0dbf55322bb34414fec1e9628438e78f03f63a7edfa", kill_on_drop: false }`
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking lexical v6.1.1
[INFO] [stderr]    Compiling musli-macros v0.0.92
[INFO] [stderr]     Checking musli v0.0.92
[INFO] [stderr]     Checking musli-common v0.0.92
[INFO] [stderr]     Checking musli-storage v0.0.92
[INFO] [stderr]     Checking musli-value v0.0.92 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.71s
[INFO] running `Command { std: "docker" "inspect" "fbe9b041f5ae564c4a28d0dbf55322bb34414fec1e9628438e78f03f63a7edfa", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fbe9b041f5ae564c4a28d0dbf55322bb34414fec1e9628438e78f03f63a7edfa", kill_on_drop: false }`
[INFO] [stdout] fbe9b041f5ae564c4a28d0dbf55322bb34414fec1e9628438e78f03f63a7edfa
[INFO] checking musli-value-0.0.92 against try#2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2 for never-type-fallback-to-never
[INFO] extracting crate musli-value 0.0.92 into /workspace/builds/worker-1-tc2/source
[INFO] validating manifest of crates.io crate musli-value 0.0.92 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 musli-value 0.0.92
[INFO] finished tweaking crates.io crate musli-value 0.0.92
[INFO] tweaked toml for crates.io crate musli-value 0.0.92 written to /workspace/builds/worker-1-tc2/source/Cargo.toml
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+2d84f2737f3bd9ebfcb07f75aa198d6cf7c715d2" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 20 packages
[INFO] [stderr]       Adding musli v0.0.92 (latest: v0.0.108)
[INFO] [stderr]       Adding musli-common v0.0.92 (latest: v0.0.108)
[INFO] [stderr]       Adding musli-macros v0.0.92 (latest: v0.0.108)
[INFO] [stderr]       Adding musli-storage v0.0.92 (latest: v0.0.108)
[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] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 262067a49bf5f623baa39d83608c580fce5cc726440d7060a7596d25ae7b43a5
[INFO] running `Command { std: "docker" "start" "-a" "262067a49bf5f623baa39d83608c580fce5cc726440d7060a7596d25ae7b43a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "262067a49bf5f623baa39d83608c580fce5cc726440d7060a7596d25ae7b43a5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "262067a49bf5f623baa39d83608c580fce5cc726440d7060a7596d25ae7b43a5", kill_on_drop: false }`
[INFO] [stdout] 262067a49bf5f623baa39d83608c580fce5cc726440d7060a7596d25ae7b43a5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-1-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] 24b6d5466099140795e2d79b6a13d89f77439ed27e6fd355f0268e653ada969e
[INFO] running `Command { std: "docker" "start" "-a" "24b6d5466099140795e2d79b6a13d89f77439ed27e6fd355f0268e653ada969e", kill_on_drop: false }`
[INFO] [stderr]     Checking static_assertions v1.1.0
[INFO] [stderr]    Compiling syn v2.0.58
[INFO] [stderr]     Checking lexical-util v0.8.5
[INFO] [stderr]     Checking lexical-write-integer v0.8.5
[INFO] [stderr]     Checking lexical-parse-integer v0.8.6
[INFO] [stderr]     Checking lexical-write-float v0.8.5
[INFO] [stderr]     Checking lexical-parse-float v0.8.5
[INFO] [stderr]     Checking lexical-core v0.8.5
[INFO] [stderr]     Checking lexical v6.1.1
[INFO] [stderr]    Compiling musli-macros v0.0.92
[INFO] [stderr]     Checking musli v0.0.92
[INFO] [stderr]     Checking musli-common v0.0.92
[INFO] [stderr]     Checking musli-storage v0.0.92
[INFO] [stderr]     Checking musli-value v0.0.92 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 11.63s
[INFO] running `Command { std: "docker" "inspect" "24b6d5466099140795e2d79b6a13d89f77439ed27e6fd355f0268e653ada969e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "24b6d5466099140795e2d79b6a13d89f77439ed27e6fd355f0268e653ada969e", kill_on_drop: false }`
[INFO] [stdout] 24b6d5466099140795e2d79b6a13d89f77439ed27e6fd355f0268e653ada969e