[INFO] fetching crate atomic_lib 0.24.2...
[INFO] checking atomic_lib-0.24.2 against try#3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f for pr-87248
[INFO] extracting crate atomic_lib 0.24.2 into /workspace/builds/worker-15/source
[INFO] validating manifest of crates.io crate atomic_lib 0.24.2 on toolchain 3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate atomic_lib 0.24.2
[INFO] finished tweaking crates.io crate atomic_lib 0.24.2
[INFO] tweaked toml for crates.io crate atomic_lib 0.24.2 written to /workspace/builds/worker-15/source/Cargo.toml
[INFO] crate crates.io crate atomic_lib 0.24.2 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded rio_api v0.5.3
[INFO] [stderr]   Downloaded oxiri v0.1.1
[INFO] [stderr]   Downloaded rio_turtle v0.5.3
[INFO] [stderr]   Downloaded oxilangtag v0.1.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] fea381c5308cbba6c43e5f9ef05b10346a939573e65338a7c83eaf24a62c1373
[INFO] running `Command { std: "docker" "start" "-a" "fea381c5308cbba6c43e5f9ef05b10346a939573e65338a7c83eaf24a62c1373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "fea381c5308cbba6c43e5f9ef05b10346a939573e65338a7c83eaf24a62c1373", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "fea381c5308cbba6c43e5f9ef05b10346a939573e65338a7c83eaf24a62c1373", kill_on_drop: false }`
[INFO] [stdout] fea381c5308cbba6c43e5f9ef05b10346a939573e65338a7c83eaf24a62c1373
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-15/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@sha256:34b6a614d2c27851fe6cbf88fbd1137609cefab8b10d0615aaeb6fd47975d74e" "/opt/rustwide/cargo-home/bin/cargo" "+3e59a8c2f14152ccc92a6c079f592dc2dc6fa93f" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b759a11bc4e448b22f10c3fc3455876d3fed989f95c5acbe9b65c008657d669a
[INFO] running `Command { std: "docker" "start" "-a" "b759a11bc4e448b22f10c3fc3455876d3fed989f95c5acbe9b65c008657d669a", kill_on_drop: false }`
[INFO] [stderr]    Compiling syn v1.0.73
[INFO] [stderr]    Compiling libc v0.2.98
[INFO] [stderr]    Compiling serde_derive v1.0.126
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]     Checking tinyvec_macros v0.1.0
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]    Compiling const_fn v0.4.8
[INFO] [stderr]     Checking spin v0.5.2
[INFO] [stderr]     Checking untrusted v0.7.1
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]     Checking base64 v0.13.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.10
[INFO] [stderr]    Compiling ntest_proc_macro_helper v0.7.3
[INFO] [stderr]     Checking regex-syntax v0.6.25
[INFO] [stderr]     Checking chunked_transfer v1.4.0
[INFO] [stderr]     Checking urlencoding v1.3.3
[INFO] [stderr]     Checking lazy_static v1.4.0
[INFO] [stderr]    Compiling proc-macro2 v1.0.27
[INFO] [stderr]    Compiling standback v0.2.17
[INFO] [stderr]    Compiling ring v0.16.20
[INFO] [stderr]    Compiling proc-macro-hack v0.5.19
[INFO] [stderr]    Compiling time v0.2.27
[INFO] [stderr]    Compiling cookie v0.14.4
[INFO] [stderr]     Checking tinyvec v1.2.0
[INFO] [stderr]     Checking log v0.4.14
[INFO] [stderr]     Checking unicode-bidi v0.3.5
[INFO] [stderr]     Checking form_urlencoded v1.0.1
[INFO] [stderr]     Checking qstring v0.7.2
[INFO] [stderr]    Compiling quote v1.0.9
[INFO] [stderr]     Checking unicode-normalization v0.1.19
[INFO] [stderr]     Checking getrandom v0.2.3
[INFO] [stderr]     Checking rand_core v0.6.3
[INFO] [stderr]     Checking rand_chacha v0.3.1
[INFO] [stderr]     Checking rand v0.8.4
[INFO] [stderr]     Checking regex v1.5.4
[INFO] [stderr]     Checking idna v0.2.3
[INFO] [stderr]     Checking webpki v0.21.4
[INFO] [stderr]     Checking sct v0.6.1
[INFO] [stderr]     Checking rustls v0.19.1
[INFO] [stderr]     Checking webpki-roots v0.21.1
[INFO] [stderr]     Checking url v2.2.2
[INFO] [stderr]     Checking publicsuffix v1.5.6
[INFO] [stderr]    Compiling time-macros-impl v0.1.2
[INFO] [stderr]    Compiling ntest_test_cases v0.7.3
[INFO] [stderr]     Checking time-macros v0.1.1
[INFO] [stderr]    Compiling serde v1.0.126
[INFO] [stderr]     Checking serde_json v1.0.64
[INFO] [stderr]    Compiling toml v0.5.8
[INFO] [stderr]     Checking cookie_store v0.12.0
[INFO] [stderr]     Checking ureq v1.5.5
[INFO] [stderr]     Checking atomic_lib v0.24.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused import: `Atom`
[INFO] [stdout]  --> src/serialize.rs:7:96
[INFO] [stdout]   |
[INFO] [stdout] 7 |     datatype::DataType, errors::AtomicResult, resources::PropVals, Resource, Storelike, Value, Atom
[INFO] [stdout]   |                                                                                                ^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling proc-macro-crate v0.1.5
[INFO] [stderr]    Compiling ntest_timeout v0.7.3
[INFO] [stdout] warning: function is never used: `init_store`
[INFO] [stdout]  --> src/test_utils.rs:4:8
[INFO] [stdout]   |
[INFO] [stdout] 4 | pub fn init_store() -> Store {
[INFO] [stdout]   |        ^^^^^^^^^^
[INFO] [stdout]   |
[INFO] [stdout]   = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Checking ntest v0.7.3
[INFO] [stdout] warning: unused import: `super::*`
[INFO] [stdout]   --> src/hierarchy.rs:44:9
[INFO] [stdout]    |
[INFO] [stdout] 44 |     use super::*;
[INFO] [stdout]    |         ^^^^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_imports)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused import: `Atom`
[INFO] [stdout]  --> src/serialize.rs:7:96
[INFO] [stdout]   |
[INFO] [stdout] 7 |     datatype::DataType, errors::AtomicResult, resources::PropVals, Resource, Storelike, Value, Atom
[INFO] [stdout]   |                                                                                                ^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `commitbuilder_2`
[INFO] [stdout]   --> src/hierarchy.rs:62:17
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut commitbuilder_2 = commitbuilder_1.clone();
[INFO] [stdout]    |                 ^^^^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_commitbuilder_2`
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unused variable: `commit_1`
[INFO] [stdout]   --> src/hierarchy.rs:63:13
[INFO] [stdout]    |
[INFO] [stdout] 63 |         let commit_1 = commitbuilder_1.sign(&agent, &store).unwrap();
[INFO] [stdout]    |             ^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_commit_1`
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: variable does not need to be mutable
[INFO] [stdout]   --> src/hierarchy.rs:62:13
[INFO] [stdout]    |
[INFO] [stdout] 62 |         let mut commitbuilder_2 = commitbuilder_1.clone();
[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: 5 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 26.53s
[INFO] running `Command { std: "docker" "inspect" "b759a11bc4e448b22f10c3fc3455876d3fed989f95c5acbe9b65c008657d669a", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b759a11bc4e448b22f10c3fc3455876d3fed989f95c5acbe9b65c008657d669a", kill_on_drop: false }`
[INFO] [stdout] b759a11bc4e448b22f10c3fc3455876d3fed989f95c5acbe9b65c008657d669a