[INFO] fetching crate snoot 0.1.2... [INFO] testing snoot-0.1.2 against beta-2022-04-10 for beta-1.61-1 [INFO] extracting crate snoot 0.1.2 into /workspace/builds/worker-4/source [INFO] validating manifest of crates.io crate snoot 0.1.2 on toolchain beta-2022-04-10 [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }` [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-4/source/Cargo.toml [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }` [INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+beta-2022-04-10" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }` [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "metadata" "--no-deps" "--format-version=1", 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] c8a3d64fe1ffae212e107a7943b75c71980c459fa066491fd26a1d30989802cf [INFO] running `Command { std: "docker" "start" "-a" "c8a3d64fe1ffae212e107a7943b75c71980c459fa066491fd26a1d30989802cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "inspect" "c8a3d64fe1ffae212e107a7943b75c71980c459fa066491fd26a1d30989802cf", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "c8a3d64fe1ffae212e107a7943b75c71980c459fa066491fd26a1d30989802cf", kill_on_drop: false }` [INFO] [stdout] c8a3d64fe1ffae212e107a7943b75c71980c459fa066491fd26a1d30989802cf [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "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] 1b3db96ec7ff9cc78ce5c41a74c74c7448bdeb99d4e5144bb9a69e24a4ef050b [INFO] running `Command { std: "docker" "start" "-a" "1b3db96ec7ff9cc78ce5c41a74c74c7448bdeb99d4e5144bb9a69e24a4ef050b", kill_on_drop: false }` [INFO] [stderr] Compiling regex v0.2.11 [INFO] [stderr] Compiling ucd-util v0.1.8 [INFO] [stderr] Compiling utf8-ranges v1.0.5 [INFO] [stderr] Compiling utf-8 v0.6.0 [INFO] [stderr] Compiling futf v0.1.5 [INFO] [stderr] Compiling itertools v0.5.10 [INFO] [stderr] Compiling aho-corasick v0.6.10 [INFO] [stderr] Compiling regex-syntax v0.5.6 [INFO] [stderr] Compiling tendril v0.2.4 [INFO] [stderr] Compiling snoot v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/diagnostic/diagnostic_bag.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 37 | use std::cmp::Ord; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/serde_serialization/mod.rs:300:29 [INFO] [stdout] | [INFO] [stdout] 300 | fn deserialize_tuple(mut self, len: usize, visitor: V) -> Result [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/serde_serialization/mod.rs:310:36 [INFO] [stdout] | [INFO] [stdout] 310 | fn deserialize_tuple_struct(mut self, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/serde_serialization/mod.rs:357:30 [INFO] [stdout] | [INFO] [stdout] 357 | fn deserialize_struct(mut self, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished dev [unoptimized + debuginfo] target(s) in 14.92s [INFO] running `Command { std: "docker" "inspect" "1b3db96ec7ff9cc78ce5c41a74c74c7448bdeb99d4e5144bb9a69e24a4ef050b", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "1b3db96ec7ff9cc78ce5c41a74c74c7448bdeb99d4e5144bb9a69e24a4ef050b", kill_on_drop: false }` [INFO] [stdout] 1b3db96ec7ff9cc78ce5c41a74c74c7448bdeb99d4e5144bb9a69e24a4ef050b [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }` [INFO] [stdout] 3414c24d48bf58b3a2b0afde913d26215a9aa60875d65c92ef29b2518ba9e350 [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" "3414c24d48bf58b3a2b0afde913d26215a9aa60875d65c92ef29b2518ba9e350", kill_on_drop: false }` [INFO] [stderr] Compiling snoot v0.1.2 (/opt/rustwide/workdir) [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/diagnostic/diagnostic_bag.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 37 | use std::cmp::Ord; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/serde_serialization/mod.rs:300:29 [INFO] [stdout] | [INFO] [stdout] 300 | fn deserialize_tuple(mut self, len: usize, visitor: V) -> Result [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/serde_serialization/mod.rs:310:36 [INFO] [stdout] | [INFO] [stdout] 310 | fn deserialize_tuple_struct(mut self, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/serde_serialization/mod.rs:357:30 [INFO] [stdout] | [INFO] [stdout] 357 | fn deserialize_struct(mut self, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 4 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: the item `Ord` is imported redundantly [INFO] [stdout] --> src/diagnostic/diagnostic_bag.rs:37:13 [INFO] [stdout] | [INFO] [stdout] 37 | use std::cmp::Ord; [INFO] [stdout] | ^^^^^^^^^^^^^ [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_imports)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: unnecessary trailing semicolon [INFO] [stdout] --> src/serde_serialization/test.rs:139:21 [INFO] [stdout] | [INFO] [stdout] 139 | pub struct Bar{}; [INFO] [stdout] | ^ help: remove this semicolon [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/serde_serialization/mod.rs:300:29 [INFO] [stdout] | [INFO] [stdout] 300 | fn deserialize_tuple(mut self, len: usize, visitor: V) -> Result [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] | [INFO] [stdout] = note: `#[warn(unused_mut)]` on by default [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/serde_serialization/mod.rs:310:36 [INFO] [stdout] | [INFO] [stdout] 310 | fn deserialize_tuple_struct(mut self, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: variable does not need to be mutable [INFO] [stdout] --> src/serde_serialization/mod.rs:357:30 [INFO] [stdout] | [INFO] [stdout] 357 | fn deserialize_struct(mut self, [INFO] [stdout] | ----^^^^ [INFO] [stdout] | | [INFO] [stdout] | help: remove this `mut` [INFO] [stdout] [INFO] [stdout] [INFO] [stdout] warning: 5 warnings emitted [INFO] [stdout] [INFO] [stdout] [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 7.44s [INFO] [stderr] Executable unittests src/lib.rs (/opt/rustwide/target/debug/deps/snoot-c755b9597f67588d) [INFO] running `Command { std: "docker" "inspect" "3414c24d48bf58b3a2b0afde913d26215a9aa60875d65c92ef29b2518ba9e350", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3414c24d48bf58b3a2b0afde913d26215a9aa60875d65c92ef29b2518ba9e350", kill_on_drop: false }` [INFO] [stdout] 3414c24d48bf58b3a2b0afde913d26215a9aa60875d65c92ef29b2518ba9e350 [INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-4/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=warn" "-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:eaef2f80f755933c374d2ae5edccceec0c1312ceb8a4e0b6404e8ab76561e1e5" "/opt/rustwide/cargo-home/bin/cargo" "+beta-2022-04-10" "test" "--frozen", kill_on_drop: false }` [INFO] [stdout] 3b53a10521ef545a3ccc7694a725b9da573d385404791f1d72cd141905f0d026 [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" "3b53a10521ef545a3ccc7694a725b9da573d385404791f1d72cd141905f0d026", kill_on_drop: false }` [INFO] [stderr] warning: the item `Ord` is imported redundantly [INFO] [stdout] [INFO] [stderr] --> src/diagnostic/diagnostic_bag.rs:37:13 [INFO] [stdout] running 34 tests [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: unnecessary trailing semicolon [INFO] [stderr] --> src/serde_serialization/test.rs:139:21 [INFO] [stderr] | [INFO] [stderr] 139 | pub struct Bar{}; [INFO] [stderr] | ^ help: remove this semicolon [INFO] [stderr] | [INFO] [stderr] = note: `#[warn(redundant_semicolons)]` on by default [INFO] [stderr] [INFO] [stderr] warning: `snoot` (lib) generated 4 warnings [INFO] [stderr] warning: `snoot` (lib test) generated 5 warnings (4 duplicates) [INFO] [stderr] Finished test [unoptimized + debuginfo] target(s) in 0.04s [INFO] [stderr] Running unittests src/lib.rs (/opt/rustwide/target/debug/deps/snoot-c755b9597f67588d) [INFO] [stdout] test parse::simplified_test::list ... ok [INFO] [stdout] test diagnostic::test_basic_error ... ok [INFO] [stdout] test parse::find_newline_test ... ok [INFO] [stdout] test diagnostic::diagnostic_macros ... ok [INFO] [stdout] test diagnostic::test_base_10_length ... ok [INFO] [stdout] test parse::simplified_test::ident ... ok [INFO] [stdout] test parse::simplified_test::multiple_top_level_lists ... ok [INFO] [stdout] test parse::simplified_test::prop_regression ... ok [INFO] [stdout] test serde_serialization::test::test_deserialize_newtype_structu ... 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::test::single_ident ... ok [INFO] [stdout] test parse::simplified_test::mismatched_list_recovery ... ok [INFO] [stdout] test serde_serialization::test::test_struct_deserialization ... ok [INFO] [stdout] test serde_serialization::test::test_simple_deserialization ... ok [INFO] [stdout] test parse::test::two_idents ... ok [INFO] [stdout] test serde_serialization::test::test_tuple_deserialization ... ok [INFO] [stdout] test serde_serialization::test::test_tuple_struct_deserialization ... ok [INFO] [stdout] test serde_serialization::test::test_default_field ... ok [INFO] [stdout] test token::test::numbers ... ok [INFO] [stdout] test token::test::ident_white_ident ... ok [INFO] [stderr] Doc-tests snoot [INFO] [stdout] test token::test::unary_literal ... ok [INFO] [stdout] test token::test::identifier ... ok [INFO] [stdout] test token::test::split ... ok [INFO] [stdout] test token::test::double_parens ... ok [INFO] [stdout] test token::test::nested_parens ... ok [INFO] [stdout] test serde_serialization::test::test_enum ... ok [INFO] [stdout] test token::test::empty ... ok [INFO] [stdout] test serde_serialization::test::test_seq_deserialization ... ok [INFO] [stdout] test token::test::paired_parens ... ok [INFO] [stdout] test token::test::single_closing_paren ... ok [INFO] [stdout] test token::test::single_open_paren ... ok [INFO] [stdout] [INFO] [stdout] test result: ok. 34 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.02s [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" "3b53a10521ef545a3ccc7694a725b9da573d385404791f1d72cd141905f0d026", kill_on_drop: false }` [INFO] running `Command { std: "docker" "rm" "-f" "3b53a10521ef545a3ccc7694a725b9da573d385404791f1d72cd141905f0d026", kill_on_drop: false }` [INFO] [stdout] 3b53a10521ef545a3ccc7694a725b9da573d385404791f1d72cd141905f0d026