[INFO] fetching crate snoot 0.1.2... [INFO] testing snoot-0.1.2 against beta-2020-06-03 for beta-1.45-1 [INFO] extracting crate snoot 0.1.2 into /workspace/builds/worker-9/source [INFO] validating manifest of crates.io crate snoot 0.1.2 on toolchain beta-2020-06-03 [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "read-manifest" "--manifest-path" "Cargo.toml"` [INFO] started tweaking crates.io crate snoot 0.1.2 [INFO] finished tweaking crates.io crate snoot 0.1.2 [INFO] tweaked toml for crates.io crate snoot 0.1.2 written to /workspace/builds/worker-9/source/Cargo.toml [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update"` [INFO] running `"/workspace/cargo-home/bin/cargo" "+beta-2020-06-03" "fetch" "--locked" "--manifest-path" "Cargo.toml"` [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "build" "--frozen"` [INFO] [stdout] 442f242c83045588058fd98cdf7a9d850acc83f6153050443df7d35bb8249d3e [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] running `"docker" "start" "-a" "442f242c83045588058fd98cdf7a9d850acc83f6153050443df7d35bb8249d3e"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling encoding_index_tests v0.1.4 [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling mac v0.1.1 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling utf8-ranges v1.0.4 [INFO] [stderr] Compiling serde v0.9.15 [INFO] [stderr] Compiling itoa v0.3.4 [INFO] [stderr] Compiling either v1.5.3 [INFO] [stderr] Compiling thread_local v0.3.6 [INFO] [stderr] Compiling utf-8 v0.6.0 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling encoding-index-japanese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-tradchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-korean v1.20141219.5 [INFO] [stderr] Compiling encoding-index-simpchinese v1.20141219.5 [INFO] [stderr] Compiling encoding-index-singlebyte v1.20141219.5 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling itertools v0.5.10 [INFO] [stderr] Compiling futf v0.1.4 [INFO] [stderr] Compiling encoding v0.2.33 [INFO] [stderr] Compiling tendril v0.2.4 [INFO] [stderr] Compiling serde_json v0.9.10 [INFO] [stderr] Compiling snoot v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: the item `Ord` is imported redundantly [INFO] [stderr] --> src/diagnostic/diagnostic_bag.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | use std::cmp::Ord; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:300:29 [INFO] [stderr] | [INFO] [stderr] 300 | fn deserialize_tuple(mut self, len: usize, visitor: V) -> Result [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:310:36 [INFO] [stderr] | [INFO] [stderr] 310 | fn deserialize_tuple_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:357:30 [INFO] [stderr] | [INFO] [stderr] 357 | fn deserialize_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 26.37s [INFO] running `"docker" "inspect" "442f242c83045588058fd98cdf7a9d850acc83f6153050443df7d35bb8249d3e"` [INFO] running `"docker" "rm" "-f" "442f242c83045588058fd98cdf7a9d850acc83f6153050443df7d35bb8249d3e"` [INFO] [stdout] 442f242c83045588058fd98cdf7a9d850acc83f6153050443df7d35bb8249d3e [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen" "--no-run"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] c3488235c38484d7c576782361625abc1f39a0e9185c84c88ba851f4eb000c29 [INFO] running `"docker" "start" "-a" "c3488235c38484d7c576782361625abc1f39a0e9185c84c88ba851f4eb000c29"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Compiling snoot v0.1.2 (/opt/rustwide/workdir) [INFO] [stderr] warning: the item `Ord` is imported redundantly [INFO] [stderr] --> src/diagnostic/diagnostic_bag.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | use std::cmp::Ord; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:300:29 [INFO] [stderr] | [INFO] [stderr] 300 | fn deserialize_tuple(mut self, len: usize, visitor: V) -> Result [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:310:36 [INFO] [stderr] | [INFO] [stderr] 310 | fn deserialize_tuple_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:357:30 [INFO] [stderr] | [INFO] [stderr] 357 | fn deserialize_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: the item `Ord` is imported redundantly [INFO] [stderr] --> src/diagnostic/diagnostic_bag.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | use std::cmp::Ord; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:300:29 [INFO] [stderr] | [INFO] [stderr] 300 | fn deserialize_tuple(mut self, len: usize, visitor: V) -> Result [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:310:36 [INFO] [stderr] | [INFO] [stderr] 310 | fn deserialize_tuple_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:357:30 [INFO] [stderr] | [INFO] [stderr] 357 | fn deserialize_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 5.96s [INFO] running `"docker" "inspect" "c3488235c38484d7c576782361625abc1f39a0e9185c84c88ba851f4eb000c29"` [INFO] running `"docker" "rm" "-f" "c3488235c38484d7c576782361625abc1f39a0e9185c84c88ba851f4eb000c29"` [INFO] [stdout] c3488235c38484d7c576782361625abc1f39a0e9185c84c88ba851f4eb000c29 [INFO] running `"docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-9/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" "MAP_USER_ID=0" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=warn" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--network" "none" "rustops/crates-build-env" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2020-06-03" "test" "--frozen"` [INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap. [INFO] [stdout] 15ba277b6d096119c4a059653f016823ecc87a8929b69e0e4b269c50f17dc0f7 [INFO] running `"docker" "start" "-a" "15ba277b6d096119c4a059653f016823ecc87a8929b69e0e4b269c50f17dc0f7"` [INFO] [stderr] sudo: setrlimit(RLIMIT_CORE): Operation not permitted [INFO] [stderr] Blocking waiting for file lock on package cache [INFO] [stderr] warning: the item `Ord` is imported redundantly [INFO] [stderr] --> src/diagnostic/diagnostic_bag.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | use std::cmp::Ord; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:300:29 [INFO] [stderr] | [INFO] [stderr] 300 | fn deserialize_tuple(mut self, len: usize, visitor: V) -> Result [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:310:36 [INFO] [stderr] | [INFO] [stderr] 310 | fn deserialize_tuple_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:357:30 [INFO] [stderr] | [INFO] [stderr] 357 | fn deserialize_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] warning: the item `Ord` is imported redundantly [INFO] [stderr] --> src/diagnostic/diagnostic_bag.rs:37:13 [INFO] [stderr] | [INFO] [stderr] 37 | use std::cmp::Ord; [INFO] [stderr] | ^^^^^^^^^^^^^ [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_imports)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:300:29 [INFO] [stderr] | [INFO] [stderr] 300 | fn deserialize_tuple(mut self, len: usize, visitor: V) -> Result [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(unused_mut)]` on by default [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:310:36 [INFO] [stderr] | [INFO] [stderr] 310 | fn deserialize_tuple_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: variable does not need to be mutable [INFO] [stderr] --> src/serde_serialization/mod.rs:357:30 [INFO] [stderr] | [INFO] [stderr] 357 | fn deserialize_struct(mut self, [INFO] [stderr] | ----^^^^ [INFO] [stderr] | | [INFO] [stderr] | help: remove this `mut` [INFO] [stderr] [INFO] [stderr] warning: 4 warnings emitted [INFO] [stderr] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.18s [INFO] [stderr] Running /opt/rustwide/target/debug/deps/snoot-87fa80c94f252521 [INFO] [stdout] [INFO] [stdout] running 34 tests [INFO] [stdout] test diagnostic::diagnostic_macros ... ok [INFO] [stdout] test parse::simplified_test::mismatched_list_recovery ... ok [INFO] [stdout] test parse::simplified_test::prop_regression ... ok [INFO] [stdout] test serde_serialization::test::test_deserialize_newtype_structu ... ok [INFO] [stdout] test diagnostic::test_basic_error ... ok [INFO] [stdout] test serde_serialization::test::test_default_field ... ok [INFO] [stdout] test diagnostic::test_base_10_length ... ok [INFO] [stdout] test parse::simplified_test::multiple_top_level_lists ... ok [INFO] [stdout] test parse::simplified_test::ident ... ok [INFO] [stdout] test serde_serialization::test::test_deserialize_option ... ok [INFO] [stdout] test parse::test::parens ... ok [INFO] [stdout] test serde_serialization::test::test_map_deserialization ... ok [INFO] [stdout] test serde_serialization::test::test_deserialize_unit_structure ... ok [INFO] [stdout] test parse::find_newline_test ... ok [INFO] [stdout] test parse::test::single_ident ... ok [INFO] [stdout] test parse::test::two_idents ... ok [INFO] [stdout] test parse::simplified_test::list ... ok [INFO] [stdout] test serde_serialization::test::test_enum ... ok [INFO] [stdout] test serde_serialization::test::test_tuple_deserialization ... ok [INFO] [stdout] test serde_serialization::test::test_simple_deserialization ... ok [INFO] [stdout] test serde_serialization::test::test_seq_deserialization ... ok [INFO] [stdout] test serde_serialization::test::test_struct_deserialization ... ok [INFO] [stdout] test token::test::empty ... ok [INFO] [stdout] test token::test::double_parens ... ok [INFO] [stdout] test token::test::single_open_paren ... ok [INFO] [stdout] test token::test::nested_parens ... ok [INFO] [stdout] test token::test::numbers ... ok [INFO] [stdout] test token::test::split ... ok [INFO] [stdout] test token::test::ident_white_ident ... ok [INFO] [stdout] test token::test::paired_parens ... ok [INFO] [stdout] test token::test::single_closing_paren ... ok [INFO] [stdout] test serde_serialization::test::test_tuple_struct_deserialization ... ok [INFO] [stdout] test token::test::identifier ... ok [INFO] [stdout] test token::test::unary_literal ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out [INFO] [stdout] [INFO] [stderr] Doc-tests snoot [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 [INFO] [stdout] [INFO] running `"docker" "inspect" "15ba277b6d096119c4a059653f016823ecc87a8929b69e0e4b269c50f17dc0f7"` [INFO] running `"docker" "rm" "-f" "15ba277b6d096119c4a059653f016823ecc87a8929b69e0e4b269c50f17dc0f7"` [INFO] [stdout] 15ba277b6d096119c4a059653f016823ecc87a8929b69e0e4b269c50f17dc0f7