[INFO] fetching crate pro_lang 3.0.0-rc2...
[INFO] testing pro_lang-3.0.0-rc2 against master#caccb4d0368bd918ef6668af8e13834d07040417 for pr-146098-1
[INFO] extracting crate pro_lang 3.0.0-rc2 into /workspace/builds/worker-6-tc1/source
[INFO] started tweaking crates.io crate pro_lang 3.0.0-rc2
[INFO] finished tweaking crates.io crate pro_lang 3.0.0-rc2
[INFO] tweaked toml for crates.io crate pro_lang 3.0.0-rc2 written to /workspace/builds/worker-6-tc1/source/Cargo.toml
[INFO] validating manifest of crates.io crate pro_lang 3.0.0-rc2 on toolchain caccb4d0368bd918ef6668af8e13834d07040417
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "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" "+caccb4d0368bd918ef6668af8e13834d07040417" "generate-lockfile" "--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]      Locking 125 packages to latest compatible versions
[INFO] [stderr]       Adding derive_more v0.99.20 (available: v2.0.1)
[INFO] [stderr]       Adding funty v1.1.0 (available: v2.0.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded tetsy-scale-codec-derive v2.0.1
[INFO] [stderr]   Downloaded tetsy-scale-info-derive v0.3.0
[INFO] [stderr]   Downloaded pro_primitives v3.0.0-rc2
[INFO] [stderr]   Downloaded pro_lang_macro v3.0.0-rc2
[INFO] [stderr]   Downloaded blake2 v0.9.2
[INFO] [stderr]   Downloaded pro_lang_ir v3.0.0-rc2
[INFO] [stderr]   Downloaded pro_env v3.0.0-rc2
[INFO] [stderr]   Downloaded pro_allocator v3.0.0-rc2
[INFO] [stderr]   Downloaded pro_storage_derive v3.0.0-rc2
[INFO] [stderr]   Downloaded pro_storage v3.0.0-rc2
[INFO] [stderr]   Downloaded tetsy-scale-codec v2.0.1
[INFO] [stderr]   Downloaded pro_lang_codegen v3.0.0-rc2
[INFO] [stderr]   Downloaded pro_prelude v3.0.0-rc2
[INFO] [stderr]   Downloaded tetsy-scale-info v0.5.1
[INFO] [stderr]   Downloaded pro_metadata v3.0.0-rc2
[INFO] [stderr]   Downloaded array-init v1.0.0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 5ee4e7c72bbec9d1f8c014a135d3bcf350b0a241979ce474bcad2645f359b1c0
[INFO] running `Command { std: "docker" "start" "-a" "5ee4e7c72bbec9d1f8c014a135d3bcf350b0a241979ce474bcad2645f359b1c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "5ee4e7c72bbec9d1f8c014a135d3bcf350b0a241979ce474bcad2645f359b1c0", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5ee4e7c72bbec9d1f8c014a135d3bcf350b0a241979ce474bcad2645f359b1c0", kill_on_drop: false }`
[INFO] [stdout] 5ee4e7c72bbec9d1f8c014a135d3bcf350b0a241979ce474bcad2645f359b1c0
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b3bc7640f0069b15de91a962ef1926ee160def9f62e208f944a02bfac0195063
[INFO] running `Command { std: "docker" "start" "-a" "b3bc7640f0069b15de91a962ef1926ee160def9f62e208f944a02bfac0195063", kill_on_drop: false }`
[INFO] [stderr]    Compiling serde v1.0.228
[INFO] [stderr]    Compiling syn v1.0.109
[INFO] [stderr]    Compiling libc v0.2.176
[INFO] [stderr]    Compiling radium v0.6.2
[INFO] [stderr]    Compiling funty v1.1.0
[INFO] [stderr]    Compiling crunchy v0.2.4
[INFO] [stderr]    Compiling wyz v0.2.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling subtle v2.6.1
[INFO] [stderr]    Compiling arrayvec v0.5.2
[INFO] [stderr]    Compiling syn v2.0.106
[INFO] [stderr]    Compiling byte-slice-cast v1.2.3
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling itertools v0.10.5
[INFO] [stderr]    Compiling pro_prelude v3.0.0-rc2
[INFO] [stderr]    Compiling wee_alloc v0.4.5
[INFO] [stderr]    Compiling block-padding v0.2.1
[INFO] [stderr]    Compiling rayon-core v1.13.0
[INFO] [stderr]    Compiling memory_units v0.4.0
[INFO] [stderr]    Compiling csv-core v0.1.12
[INFO] [stderr]    Compiling half v1.8.3
[INFO] [stderr]    Compiling tiny-keccak v2.0.2
[INFO] [stderr]    Compiling cast v0.3.0
[INFO] [stderr]    Compiling heck v0.3.3
[INFO] [stderr]    Compiling clap v2.34.0
[INFO] [stderr]    Compiling oorandom v11.1.5
[INFO] [stderr]    Compiling array-init v1.0.0
[INFO] [stderr]    Compiling digest v0.9.0
[INFO] [stderr]    Compiling crypto-mac v0.8.0
[INFO] [stderr]    Compiling block-buffer v0.9.0
[INFO] [stderr]    Compiling bitvec v0.20.4
[INFO] [stderr]    Compiling blake2 v0.9.2
[INFO] [stderr]    Compiling sha3 v0.9.1
[INFO] [stderr]    Compiling sha2 v0.9.9
[INFO] [stderr]    Compiling plotters v0.3.7
[INFO] [stderr]    Compiling rayon v1.11.0
[INFO] [stderr]    Compiling getrandom v0.2.16
[INFO] [stderr]    Compiling atty v0.2.14
[INFO] [stderr]    Compiling rand_core v0.6.4
[INFO] [stderr]    Compiling pro_allocator v3.0.0-rc2
[INFO] [stderr]    Compiling rand_chacha v0.3.1
[INFO] [stderr]    Compiling criterion-plot v0.4.5
[INFO] [stderr]    Compiling rand v0.8.5
[INFO] [stderr]    Compiling serde_derive v1.0.228
[INFO] [stderr]    Compiling derive_more v0.99.20
[INFO] [stderr]    Compiling synstructure v0.12.6
[INFO] [stderr]    Compiling pro_lang_ir v3.0.0-rc2
[INFO] [stderr]    Compiling tetsy-scale-info-derive v0.3.0
[INFO] [stderr]    Compiling pro_storage_derive v3.0.0-rc2
[INFO] [stderr]    Compiling pro_lang_codegen v3.0.0-rc2
[INFO] [stderr]    Compiling toml v0.5.11
[INFO] [stderr]    Compiling impl-serde v0.3.2
[INFO] [stderr]    Compiling tinytemplate v1.2.1
[INFO] [stderr]    Compiling serde_cbor v0.11.2
[INFO] [stderr]    Compiling csv v1.3.1
[INFO] [stderr]    Compiling criterion v0.3.6
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling tetsy-scale-codec-derive v2.0.1
[INFO] [stderr]    Compiling tetsy-scale-codec v2.0.1
[INFO] [stderr]    Compiling tetsy-scale-info v0.5.1
[INFO] [stderr]    Compiling pro_primitives v3.0.0-rc2
[INFO] [stderr]    Compiling pro_metadata v3.0.0-rc2
[INFO] [stderr]    Compiling pro_lang_macro v3.0.0-rc2
[INFO] [stderr]    Compiling pro_env v3.0.0-rc2
[INFO] [stderr]    Compiling pro_storage v3.0.0-rc2
[INFO] [stderr]    Compiling pro_lang v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ChainExtension` is never used
[INFO] [stdout]   --> src/chain_extension.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub trait ChainExtension {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 32.12s
[INFO] running `Command { std: "docker" "inspect" "b3bc7640f0069b15de91a962ef1926ee160def9f62e208f944a02bfac0195063", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b3bc7640f0069b15de91a962ef1926ee160def9f62e208f944a02bfac0195063", kill_on_drop: false }`
[INFO] [stdout] b3bc7640f0069b15de91a962ef1926ee160def9f62e208f944a02bfac0195063
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] c2b03b239abfa955e8ba06e36635463b1850bc51ebccd4e62de4841ee78f2a33
[INFO] running `Command { std: "docker" "start" "-a" "c2b03b239abfa955e8ba06e36635463b1850bc51ebccd4e62de4841ee78f2a33", kill_on_drop: false }`
[INFO] [stderr]    Compiling pro_lang v3.0.0-rc2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: trait `ChainExtension` is never used
[INFO] [stdout]   --> src/chain_extension.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub trait ChainExtension {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: trait `ChainExtension` is never used
[INFO] [stdout]   --> src/chain_extension.rs:34:11
[INFO] [stdout]    |
[INFO] [stdout] 34 | pub trait ChainExtension {
[INFO] [stdout]    |           ^^^^^^^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.45s
[INFO] running `Command { std: "docker" "inspect" "c2b03b239abfa955e8ba06e36635463b1850bc51ebccd4e62de4841ee78f2a33", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "c2b03b239abfa955e8ba06e36635463b1850bc51ebccd4e62de4841ee78f2a33", kill_on_drop: false }`
[INFO] [stdout] c2b03b239abfa955e8ba06e36635463b1850bc51ebccd4e62de4841ee78f2a33
[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:e90291280db7d1fac5b66fc6dad9f9662629e7365a55743daf9bdf73ebc4ea79" "/opt/rustwide/cargo-home/bin/cargo" "+caccb4d0368bd918ef6668af8e13834d07040417" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 29ec9beba6c39f950fb36bf8e4549e0b03a7db58450ce4b86115d2dd1407bda4
[INFO] running `Command { std: "docker" "start" "-a" "29ec9beba6c39f950fb36bf8e4549e0b03a7db58450ce4b86115d2dd1407bda4", kill_on_drop: false }`
[INFO] [stderr] warning: trait `ChainExtension` is never used
[INFO] [stderr]   --> src/chain_extension.rs:34:11
[INFO] [stderr]    |
[INFO] [stderr] 34 | pub trait ChainExtension {
[INFO] [stderr]    |           ^^^^^^^^^^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(dead_code)]` (part of `#[warn(unused)]`) on by default
[INFO] [stderr] 
[INFO] [stderr] warning: `pro_lang` (lib) generated 1 warning
[INFO] [stderr] warning: `pro_lang` (lib test) generated 1 warning (1 duplicate)
[INFO] [stderr]     Finished `test` profile [unoptimized + debuginfo] target(s) in 0.13s
[INFO] [stderr]      Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/pro_lang-3a8f5ef9fbaa3ef0)
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests pro_lang
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] running 0 tests
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 0 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "29ec9beba6c39f950fb36bf8e4549e0b03a7db58450ce4b86115d2dd1407bda4", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "29ec9beba6c39f950fb36bf8e4549e0b03a7db58450ce4b86115d2dd1407bda4", kill_on_drop: false }`
[INFO] [stdout] 29ec9beba6c39f950fb36bf8e4549e0b03a7db58450ce4b86115d2dd1407bda4