[INFO] fetching crate eosio_core 0.2.1...
[INFO] testing eosio_core-0.2.1 against master#99e3aef02079e9c10583638520cd0c134dc3a01d for pr-85530
[INFO] extracting crate eosio_core 0.2.1 into /workspace/builds/worker-7/source
[INFO] validating manifest of crates.io crate eosio_core 0.2.1 on toolchain 99e3aef02079e9c10583638520cd0c134dc3a01d
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate eosio_core 0.2.1
[INFO] finished tweaking crates.io crate eosio_core 0.2.1
[INFO] tweaked toml for crates.io crate eosio_core 0.2.1 written to /workspace/builds/worker-7/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] d858a20e9ddc0cc160c12f954f8eca8dd805ebe8c5295b7e868c4090703944e5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "d858a20e9ddc0cc160c12f954f8eca8dd805ebe8c5295b7e868c4090703944e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "d858a20e9ddc0cc160c12f954f8eca8dd805ebe8c5295b7e868c4090703944e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "d858a20e9ddc0cc160c12f954f8eca8dd805ebe8c5295b7e868c4090703944e5", kill_on_drop: false }`
[INFO] [stdout] d858a20e9ddc0cc160c12f954f8eca8dd805ebe8c5295b7e868c4090703944e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] be4de6abf8436b649e0fd5bdda008eb25b10f2f7d7e36d4d7e454b7d8c535a20
[INFO] running `Command { std: "docker" "start" "-a" "be4de6abf8436b649e0fd5bdda008eb25b10f2f7d7e36d4d7e454b7d8c535a20", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.72
[INFO] [stderr]    Compiling eosio_numstr v0.2.2
[INFO] [stderr]    Compiling eosio_bytes_derive v0.2.1
[INFO] [stderr]    Compiling eosio_numstr_macros_impl v0.2.1
[INFO] [stderr]    Compiling eosio_numstr_macros v0.2.1
[INFO] [stderr]    Compiling eosio_bytes v0.2.1
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]    Compiling eosio_core v0.2.1 (/opt/rustwide/workdir)
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 16.97s
[INFO] running `Command { std: "docker" "inspect" "be4de6abf8436b649e0fd5bdda008eb25b10f2f7d7e36d4d7e454b7d8c535a20", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "be4de6abf8436b649e0fd5bdda008eb25b10f2f7d7e36d4d7e454b7d8c535a20", kill_on_drop: false }`
[INFO] [stdout] be4de6abf8436b649e0fd5bdda008eb25b10f2f7d7e36d4d7e454b7d8c535a20
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] cefcf1eb6dd30068019799828a0013231145fc225e525b56abf2a367a936b5e5
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "cefcf1eb6dd30068019799828a0013231145fc225e525b56abf2a367a936b5e5", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling eosio_core v0.2.1 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `n`
[INFO] [stdout]    --> src/asset.rs:361:31
[INFO] [stdout]     |
[INFO] [stdout] 361 |     use eosio_numstr_macros::{n, s};
[INFO] [stdout]     |                               ^
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `n`
[INFO] [stdout]    --> src/symbol.rs:139:31
[INFO] [stdout]     |
[INFO] [stdout] 139 |     use eosio_numstr_macros::{n, s};
[INFO] [stdout]     |                               ^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 1.42s
[INFO] running `Command { std: "docker" "inspect" "cefcf1eb6dd30068019799828a0013231145fc225e525b56abf2a367a936b5e5", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cefcf1eb6dd30068019799828a0013231145fc225e525b56abf2a367a936b5e5", kill_on_drop: false }`
[INFO] [stdout] cefcf1eb6dd30068019799828a0013231145fc225e525b56abf2a367a936b5e5
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-7/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" "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@sha256:20528e8c29e4536546f0102ce88568b16ea7538393a33fcca951030f7af10457" "/opt/rustwide/cargo-home/bin/cargo" "+99e3aef02079e9c10583638520cd0c134dc3a01d" "test" "--frozen", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] 668a180ee22f5c0cb1d8af3862eed119371d969792f03389f22dd67b24668868
[INFO] running `Command { std: "docker" "start" "-a" "668a180ee22f5c0cb1d8af3862eed119371d969792f03389f22dd67b24668868", kill_on_drop: false }`
[INFO] [stderr] warning: unused import: `n`
[INFO] [stderr]    --> src/asset.rs:361:31
[INFO] [stderr]     |
[INFO] [stderr] 361 |     use eosio_numstr_macros::{n, s};
[INFO] [stderr]     |                               ^
[INFO] [stderr]     |
[INFO] [stderr]     = note: `#[warn(unused_imports)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: unused import: `n`
[INFO] [stderr]    --> src/symbol.rs:139:31
[INFO] [stderr]     |
[INFO] [stderr] 139 |     use eosio_numstr_macros::{n, s};
[INFO] [stderr]     |                               ^
[INFO] [stderr] 
[INFO] [stderr] warning: 2 warnings emitted
[INFO] [stderr] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.02s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/eosio_core-c0545417e04a03c6)
[INFO] [stdout] 
[INFO] [stdout] running 52 tests
[INFO] [stdout] test asset::tests::from_str_bad_char1 ... ok
[INFO] [stdout] test asset::tests::from_str_bad_char2 ... ok
[INFO] [stdout] test asset::tests::from_str_bad_precision ... ok
[INFO] [stdout] test asset::tests::from_str_lowercase_symbol ... ok
[INFO] [stdout] test asset::tests::from_str_no_symbol1 ... ok
[INFO] [stdout] test asset::tests::from_str_multi_spaces ... ok
[INFO] [stdout] test asset::tests::from_str_no_symbol2 ... ok
[INFO] [stdout] test asset::tests::from_str_no_space ... ok
[INFO] [stdout] test asset::tests::from_str_ok_long ... ok
[INFO] [stdout] test asset::tests::from_str_ok_basic ... ok
[INFO] [stdout] test asset::tests::from_str_ok_fraction ... ok
[INFO] [stdout] test asset::tests::from_str_ok_signed_neg ... ok
[INFO] [stdout] test asset::tests::from_str_ok_signed_zero_precision ... ok
[INFO] [stdout] test asset::tests::from_str_ok_zero ... ok
[INFO] [stdout] test asset::tests::from_str_ok_zero_precision ... ok
[INFO] [stdout] test asset::tests::from_str_very_small_num ... ok
[INFO] [stdout] test asset::tests::from_str_very_small_num_neg ... ok
[INFO] [stdout] test asset::tests::from_str_whitespace_around ... ok
[INFO] [stdout] test asset::tests::from_str_zero_padded ... ok
[INFO] [stdout] test asset::tests::test_ops ... ok
[INFO] [stdout] test asset::tests::to_string_fraction ... ok
[INFO] [stdout] test asset::tests::to_string ... ok
[INFO] [stdout] test asset::tests::to_string_max_number ... ok
[INFO] [stdout] test asset::tests::to_string_min_number ... ok
[INFO] [stdout] test asset::tests::to_string_signed ... ok
[INFO] [stdout] test asset::tests::to_string_very_small_number ... ok
[INFO] [stdout] test asset::tests::to_string_very_small_number_neg ... ok
[INFO] [stdout] test asset::tests::to_string_zero_precision ... ok
[INFO] [stdout] test asset::tests::to_string_zero_precision_unsigned ... ok
[INFO] [stdout] test extended_asset::tests::to_string ... ok
[INFO] [stdout] test extended_asset::tests::to_string_decimal ... ok
[INFO] [stdout] test extended_asset::tests::to_string_signed ... ok
[INFO] [stdout] test extended_asset::tests::to_string_zero_precision ... ok
[INFO] [stdout] test extended_symbol::tests::to_string_one_precision ... ok
[INFO] [stdout] test extended_symbol::tests::to_string ... ok
[INFO] [stdout] test extended_symbol::tests::to_string_zero_precision ... ok
[INFO] [stdout] test symbol::tests::code_from_str ... ok
[INFO] [stdout] test symbol::tests::from_int ... ok
[INFO] [stdout] test symbol::tests::code_to_string ... ok
[INFO] [stdout] test symbol::tests::is_valid ... ok
[INFO] [stdout] test symbol::tests::from_str ... ok
[INFO] [stdout] test symbol::tests::to_string ... ok
[INFO] [stdout] test symbol_code::tests::from_str_bad_char ... ok
[INFO] [stdout] test symbol_code::tests::from_str_ok1 ... ok
[INFO] [stdout] test symbol_code::tests::from_str_ok2 ... ok
[INFO] [stdout] test symbol_code::tests::from_str_ok3 ... ok
[INFO] [stdout] test symbol_code::tests::to_string ... ok
[INFO] [stdout] test symbol_code::tests::to_string_nine_precision ... ok
[INFO] [stdout] test symbol_code::tests::to_string_zero_precision ... ok
[INFO] [stdout] test extended_asset::tests::to_string_zero_precision_signed ... ok
[INFO] [stdout] test asset::tests::from_str_ok_signed_long ... ok
[INFO] [stdout] test asset::tests::from_str_ok_pos_sign ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 52 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests eosio_core
[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" "668a180ee22f5c0cb1d8af3862eed119371d969792f03389f22dd67b24668868", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "668a180ee22f5c0cb1d8af3862eed119371d969792f03389f22dd67b24668868", kill_on_drop: false }`
[INFO] [stdout] 668a180ee22f5c0cb1d8af3862eed119371d969792f03389f22dd67b24668868