[INFO] fetching crate fedimint_bls12_381 0.8.0... [INFO] testing fedimint_bls12_381-0.8.0 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1 [INFO] extracting crate fedimint_bls12_381 0.8.0 into /workspace/builds/worker-6-tc2/source [INFO] removed /workspace/builds/worker-6-tc2/source/rust-toolchain.toml [INFO] started tweaking crates.io crate fedimint_bls12_381 0.8.0 [INFO] finished tweaking crates.io crate fedimint_bls12_381 0.8.0 [INFO] tweaked toml for crates.io crate fedimint_bls12_381 0.8.0 written to /workspace/builds/worker-6-tc2/source/Cargo.toml [INFO] validating manifest of crates.io crate fedimint_bls12_381 0.8.0 on toolchain b83b707f97d809763b7861afa7638871f3339a33 [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] [stderr] Updating crates.io index [INFO] [stderr] Locking 101 packages to latest compatible versions [INFO] [stderr] Adding criterion v0.3.6 (available: v0.7.0) [INFO] [stderr] Adding csv v1.1.6 (available: v1.3.1) [INFO] [stderr] Adding digest v0.9.0 (available: v0.10.7) [INFO] [stderr] Adding rand_core v0.6.4 (available: v0.9.3) [INFO] [stderr] Adding rand_xorshift v0.3.0 (available: v0.4.0) [INFO] [stderr] Adding serdect v0.2.0 (available: v0.4.0) [INFO] [stderr] Adding sha2 v0.9.9 (available: v0.10.9) [INFO] [stderr] Adding sha3 v0.9.1 (available: v0.10.8) [INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "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-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }` [INFO] [stdout] fc675805838ee164e50d93ab4209f51e6603beee3f84a7b45b9933e794466dc7 [INFO] running `Command { std: "docker" "start" "-a" "fc675805838ee164e50d93ab4209f51e6603beee3f84a7b45b9933e794466dc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "fc675805838ee164e50d93ab4209f51e6603beee3f84a7b45b9933e794466dc7", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "fc675805838ee164e50d93ab4209f51e6603beee3f84a7b45b9933e794466dc7", kill_on_drop: false }` [INFO] [stdout] fc675805838ee164e50d93ab4209f51e6603beee3f84a7b45b9933e794466dc7 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] f7fdf4860a96a592bf38dce0b888243502ca3ee0d9b711e8a9016577fad74e08 [INFO] running `Command { std: "docker" "start" "-a" "f7fdf4860a96a592bf38dce0b888243502ca3ee0d9b711e8a9016577fad74e08", kill_on_drop: false }` [INFO] [stderr] Compiling radium v0.7.0 [INFO] [stderr] Compiling tap v1.0.1 [INFO] [stderr] Compiling funty v2.0.0 [INFO] [stderr] Compiling subtle v2.6.1 [INFO] [stderr] Compiling rand_core v0.6.4 [INFO] [stderr] Compiling wyz v0.5.1 [INFO] [stderr] Compiling bitvec v1.0.1 [INFO] [stderr] Compiling ff v0.13.1 [INFO] [stderr] Compiling group v0.13.0 [INFO] [stderr] Compiling pairing v0.23.0 [INFO] [stderr] Compiling fedimint_bls12_381 v0.8.0 (/opt/rustwide/workdir) [INFO] [stdout] warning: unexpected `cfg` condition value: `std` [INFO] [stdout] --> src/scalar.rs:833:7 [INFO] [stdout] | [INFO] [stdout] 833 | #[cfg(feature = "std")] [INFO] [stdout] | ^^^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: expected values for `feature` are: `alloc`, `bits`, `default`, `digest`, `experimental`, `group`, `groups`, `nightly`, `pairing`, `pairings`, `serde`, `serdect`, and `zeroize` [INFO] [stdout] = help: consider adding `std` as a feature in `Cargo.toml` [INFO] [stdout] = note: see for more information about checking conditional configuration [INFO] [stdout] = note: `#[warn(unexpected_cfgs)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/scalar.rs:652:5 [INFO] [stdout] | [INFO] [stdout] 652 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] = note: `#[warn(unused_attributes)]` (part of `#[warn(unused)]`) on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/scalar.rs:657:5 [INFO] [stdout] | [INFO] [stdout] 657 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/g1.rs:982:5 [INFO] [stdout] | [INFO] [stdout] 982 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/g2.rs:1127:5 [INFO] [stdout] | [INFO] [stdout] 1127 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: `#[must_use]` attribute cannot be used on trait methods in impl blocks [INFO] [stdout] --> src/pairings.rs:481:5 [INFO] [stdout] | [INFO] [stdout] 481 | #[must_use] [INFO] [stdout] | ^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = warning: this was previously accepted by the compiler but is being phased out; it will become a hard error in a future release! [INFO] [stdout] = help: `#[must_use]` can be applied to data types, functions, unions, required trait methods, provided trait methods, inherent methods, foreign functions, and traits [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished `dev` profile [unoptimized + debuginfo] target(s) in 3.74s [INFO] running `Command { std: "docker" "inspect" "f7fdf4860a96a592bf38dce0b888243502ca3ee0d9b711e8a9016577fad74e08", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "f7fdf4860a96a592bf38dce0b888243502ca3ee0d9b711e8a9016577fad74e08", kill_on_drop: false }` [INFO] [stdout] f7fdf4860a96a592bf38dce0b888243502ca3ee0d9b711e8a9016577fad74e08 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6-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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 538e774dd0c492d8aaa7c846e3cf41bc99590706cbd9f59ba7d9d49dd5ec2514 [INFO] running `Command { std: "docker" "start" "-a" "538e774dd0c492d8aaa7c846e3cf41bc99590706cbd9f59ba7d9d49dd5ec2514", kill_on_drop: false }` [INFO] [stderr] error: failed to download `criterion v0.3.6` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] unable to get packages from source [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to unpack package `criterion v0.3.6` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/criterion-0.3.6` [INFO] [stderr] [INFO] [stderr] Caused by: [INFO] [stderr] Read-only file system (os error 30) [INFO] running `Command { std: "docker" "inspect" "538e774dd0c492d8aaa7c846e3cf41bc99590706cbd9f59ba7d9d49dd5ec2514", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "538e774dd0c492d8aaa7c846e3cf41bc99590706cbd9f59ba7d9d49dd5ec2514", kill_on_drop: false }` [INFO] [stdout] 538e774dd0c492d8aaa7c846e3cf41bc99590706cbd9f59ba7d9d49dd5ec2514