[INFO] fetching crate platter-walk 0.1.3...
[INFO] building platter-walk-0.1.3 against try#d5c88c22807925c189328ef9d923c5d2b11a95b8+rustflags=-Zprofile-closures for pr-87066-3
[INFO] extracting crate platter-walk 0.1.3 into /workspace/builds/worker-71/source
[INFO] validating manifest of crates.io crate platter-walk 0.1.3 on toolchain d5c88c22807925c189328ef9d923c5d2b11a95b8
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate platter-walk 0.1.3
[INFO] finished tweaking crates.io crate platter-walk 0.1.3
[INFO] tweaked toml for crates.io crate platter-walk 0.1.3 written to /workspace/builds/worker-71/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded nix v0.8.1
[INFO] [stderr]   Downloaded mnt v0.3.1
[INFO] [stderr]   Downloaded uuid v0.3.1
[INFO] [stderr]   Downloaded minilzo v0.1.2
[INFO] [stderr]   Downloaded btrfs2 v1.2.2
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] 95c6bb810d2ded4755270df2cbddacc1f4c1f4249ae3b2ff853b42198d13ce4d
[INFO] running `Command { std: "docker" "start" "-a" "95c6bb810d2ded4755270df2cbddacc1f4c1f4249ae3b2ff853b42198d13ce4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "95c6bb810d2ded4755270df2cbddacc1f4c1f4249ae3b2ff853b42198d13ce4d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "95c6bb810d2ded4755270df2cbddacc1f4c1f4249ae3b2ff853b42198d13ce4d", kill_on_drop: false }`
[INFO] [stdout] 95c6bb810d2ded4755270df2cbddacc1f4c1f4249ae3b2ff853b42198d13ce4d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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 -Zprofile-closures" "-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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] b53338d94a75d1b63c2ac59ee8e706757b5622bae2c08337a78be956bb771d7d
[INFO] running `Command { std: "docker" "start" "-a" "b53338d94a75d1b63c2ac59ee8e706757b5622bae2c08337a78be956bb771d7d", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (75b84863966839e5, 8a92c743b00988cf), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (6a13c88e0bef3837, 6517342aa448ffe2), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (842d77115ebe02b5, 5e8fae4dcb611aa8), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cc, (7d14eb394b260dc3, 948a454e59845f96), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (1536d372def1fe59, 77e76ac2a294f455), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (5a5895cf2ff2b54e, 2cfcbdb125a012f4), 24, 24
[INFO] [stderr] SG_CR_Eslkdjf: cc, (85ef32f12aa13aca, 422a1c58d9e22be6), 24, 24
[INFO] [stderr] SG_CR_Eslkdjf: cc, (ace73889e8c42b42, 20cf0a9e5cea761d), 16, 24
[INFO] [stderr] SG_CR_Eslkdjf: cc, (ce830a220df94597, c08482c4aa2f90d9), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (fd0f67047684d97, 240405835b71cba9), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (b6e900fa4ab0e995, 4d95e1a6397ecc3c), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (54d9b57557e3c366, c2a434dbdd0729c5), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (84ec28c09535e465, 13aadfb187baa89c), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (d6ad7473886d9f66, d7d530c453ac9bdd), 16, 16
[INFO] [stderr] SG_CR_Eslkdjf: cc, (d0727fcc2f843ff2, 64353fa843aa8302), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cc, (4629fa80114136f8, 84c41d4773592805), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (69b8a8aac6e0ed96, 822c17b13b85d3c2), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cc, (eca90b586576db8e, 28329cd3ed984538), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (6fbc221d131c7c03, d703dcf6dfae9998), 24, 24
[INFO] [stderr] SG_CR_Eslkdjf: cc, (af0e35b5e9078d25, f539a7bd969e06fc), 24, 24
[INFO] [stderr] SG_CR_Eslkdjf: cc, (9e69b2f25feea0b9, 27635b9d3be2fb0), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (4afef322ece245fb, c1fd3f253b722653), 8, 16
[INFO] [stderr] SG_CR_Eslkdjf: cc, (2caa0f475184dce8, 7d494138d760d3cb), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (3751e3e4eda31a57, f916cfdbb09b2e14), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (ed16206b0559fef3, 529d8c1a02ef4226), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (3aa32929d4581867, 38936377808da70), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (71d1d1f60a3e861a, 3ae570dcd260b35c), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cc, (17d1401f88a448c4, 5d9b1f450470e3e0), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cc, (a3c2e484ba8c6d77, cfa3446b5364dd11), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (a918f36fe0698782, 6f0c88cba8da0abf), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (9d0816ff9a89ee90, af783e68cde2d03), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (1751d764d0f1db1d, 2f67632be5cc0a1d), 40, 40
[INFO] [stderr] SG_CR_Eslkdjf: cc, (8afb7b1bef167d12, 7ae75d7e34687b17), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (1ba5381b1d0720ab, 3a4f89963241c59b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (68948f3c67de6e60, 549ae4f31ba80fc), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (ab41faad55458a39, 4c0a86423507d370), 16, 16
[INFO] [stderr] SG_CR_Eslkdjf: cc, (26f38571c242844d, ec2dc2732ec6178), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (5e78d72144a94f4b, 280af7c628d0c7c0), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (e0d6cb96e5bd466b, 451600a0b50c8695), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (d2d0f291e74a694a, 245871224bab08f6), 16, 16
[INFO] [stderr] SG_CR_Eslkdjf: cc, (fceca50e1edaaf22, 48e967305453d5ae), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (6b3cac68eb3f686b, f414932d835aed6c), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (6da30f9565fc5700, a6cbefd0ecb64fbe), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (156cc2c2bd576fd4, d519ed5f7f3c68af), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (39cd7023a6177814, bad49dc2f902db96), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cc, (62c1447d994bb3af, b96b161a1ce02d0d), 0, 0
[INFO] [stderr]    Compiling build_const v0.2.2
[INFO] [stderr]    Compiling bitflags v0.7.0
[INFO] [stderr]    Compiling lazy_static v0.2.11
[INFO] [stderr]    Compiling uuid v0.3.1
[INFO] [stderr]    Compiling miniz-sys v0.1.12
[INFO] [stderr]    Compiling minilzo-sys v0.1.0
[INFO] [stderr]    Compiling mnt v0.3.1
[INFO] [stderr]    Compiling nix v0.8.1
[INFO] [stderr]    Compiling minilzo v0.1.2
[INFO] [stderr] SG_CR_Eslkdjf: uuid, (a0a339f44f536b5d, 19d0364b1290fbe1), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: mnt, (d9071b44640aaa9a, 1b754c630264d0f3), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: mnt, (1359620d04435f89, a00a19ae8ccfe790), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: mnt, (bf68338313a188bd, 7a393f02c4b77a81), 0, 0
[INFO] [stderr]    Compiling crc v1.8.1
[INFO] [stderr]    Compiling flate2 v0.2.20
[INFO] [stderr] SG_CR_Eslkdjf: flate2, (7b38ce6dd879c5b6, 256d6e86640f3819), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: flate2, (b1d7f324b43ddc50, eebdf16c34a827a), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: flate2, (bab35fd650585541, 49284a2667ddafc6), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: flate2, (978a0a0528a75cf2, 2667a888117e2ae), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: flate2, (8affbf32993ebcea, a060db17926eabd4), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (65361f9a4321c42d, 2ec139576fb6499b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (fab6e396f4e9f2e1, 3d8276d32908aca0), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (f707d82288286a8d, 480a941af05f3753), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (7ce38c2cda80c1bb, 78544d10ec11320b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (bbf9803e37e2d899, 426ea9022782658f), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (f07c097cd7f4986f, 35a47f86217c6318), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (28282e286be301c6, a7b05ab5a3eeb5d1), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: nix, (4ba3a3cda820b6c0, ad29bb2718dd8076), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: nix, (8209f50e2d559d8, 7c2c5c2b2c0c67a9), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (71d1213ee4d0025b, 4881fee7e814726a), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (4a059403537e5412, d49688085aab9d8b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (84242ec6363077d5, eb6b2b944b4dea54), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (8d9afc8cdc92afdd, 98ab5ea81d21fcb4), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (e4ae9e47874ad1bc, 7d6aa3a1a06f702b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (bf8dd7db0268cd5e, af52543cda97af34), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (cab5630e092449aa, 140970dc957adf7c), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: nix, (80f4662825cc907, f0488cb920d14f0d), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: nix, (fa49e80ee4144f1b, 6f703148dc262e89), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (303d430adbed1c48, 5bcf69a9c2ee13d6), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (b9a4143995289134, 633204116371e896), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: nix, (7e0cb9ee2a0917e7, 8e3126ec873dc903), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (319f7d668ae4f567, 8cdbb3dee7414e44), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (a480e1e04a3cfac9, fc76d8a3d886f5b3), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (86a07c3137a85495, 47a3320883f1b02b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (d26ea3c887503342, a3b6747a6abc3964), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (5cf8bd695bcabc3, 310cb290f20fdf38), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (8c6ed43e47044e83, 7c04708b0e117a39), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (6b5f48562a435085, d76ec764c9417a5), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (fc080573d358e7d9, 8e611c5b763359a), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (d78e29d2c7a7f179, 40c3df256498a879), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (79451882e0f3ebe4, 47877a3b992c175e), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (bc81bbaf95e201e8, 6ad7502a1458f984), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: nix, (434081ca2f6f5de1, 288072c26671f843), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (f8a8d8e3cf03fbc2, 89b19f099a87bbd8), 16, 24
[INFO] [stderr] SG_CR_Eslkdjf: nix, (9d9864317c70c745, 4a611d726c590f80), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (fbcf2f6da8cd28ba, ebbeff7412e680d4), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (88f9ff989fd06d41, 71a90bc248c12ebb), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (fa868b9cba3305a3, d241f413e55d9b3e), 0, 0
[INFO] [stderr]    Compiling btrfs2 v1.2.2
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (f39edbbc6d23f20c, 6ecd121d1046da1f), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (8518423b690da594, ffdf8d83d32146f1), 8, 16
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (aacf6520889df7dc, 4b662da02c85fd7), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (64f85b0316903103, 61d70620cdacbce1), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (bdf64ad3a1d44646, 850b5ce641a2edc9), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (a74f5bd85e6bc816, aaaa23b6b0ffc06a), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (2a8c91feaa412ed8, 675101bde5b5a2ec), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (d60280c3b9ddd0e0, 8a7fd3fbb3384b03), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (bd968153d3122d2e, 1023ed929bb1f1bb), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (3af0d5daec544da1, a8c8e3f182af8eab), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (4c670d6aaef1cc97, a0fec9cae889dd4f), 16, 24
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (3ccf9edd0a6f57ce, aca4aa1f50496999), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (dcb21713d6b0505b, bc40fc492989e6be), 0, 0
[INFO] [stderr]    Compiling platter-walk v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `prev_fetched`
[INFO] [stdout]    --> src/lib.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let prev_fetched = self.prefetched.len();
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prev_fetched`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (3a7f1b422a4aa4f0, 4b28bbdb6c15eec0), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (f0085217e6e25a50, 944d7a0b9c0cd5f5), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (4955b9ad03d0d3ef, 7f9ee1142cfbd7aa), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (5bae46e1f0836b29, de013f0da37deb4e), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (871d59cf64e31c4d, d77abfce4bff5c00), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (250878cb36b389a6, 7806bfa88317ca14), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (7a16d25aed91e986, a39f37d7cfdc787f), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (7a16d25aed91e986, a39f37d7cfdc787f), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (225f3cfd71e6985c, b6012c49cf10ea15), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (e53f055c494c76b6, 208f7845a69ea747), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (dbaddaee8ba35924, f00187331a801e6b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (dbaddaee8ba35924, f00187331a801e6b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (520ecee7afd6213b, 211b1e71cb8cd5ba), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (520ecee7afd6213b, 211b1e71cb8cd5ba), 0, 0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 5.19s
[INFO] running `Command { std: "docker" "inspect" "b53338d94a75d1b63c2ac59ee8e706757b5622bae2c08337a78be956bb771d7d", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "b53338d94a75d1b63c2ac59ee8e706757b5622bae2c08337a78be956bb771d7d", kill_on_drop: false }`
[INFO] [stdout] b53338d94a75d1b63c2ac59ee8e706757b5622bae2c08337a78be956bb771d7d
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-71/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 -Zprofile-closures" "-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" "+d5c88c22807925c189328ef9d923c5d2b11a95b8" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 563490aeda1123881726809d246b467cf98ac791ea87492a63d870306e19e24c
[INFO] running `Command { std: "docker" "start" "-a" "563490aeda1123881726809d246b467cf98ac791ea87492a63d870306e19e24c", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr] SG_CR_Eslkdjf: build_script_build, (75b84863966839e5, 8a92c743b00988cf), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (6a13c88e0bef3837, 6517342aa448ffe2), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (842d77115ebe02b5, 5e8fae4dcb611aa8), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cc, (7d14eb394b260dc3, 948a454e59845f96), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (1536d372def1fe59, 77e76ac2a294f455), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (5a5895cf2ff2b54e, 2cfcbdb125a012f4), 24, 24
[INFO] [stderr] SG_CR_Eslkdjf: cc, (85ef32f12aa13aca, 422a1c58d9e22be6), 24, 24
[INFO] [stderr] SG_CR_Eslkdjf: cc, (ace73889e8c42b42, 20cf0a9e5cea761d), 16, 24
[INFO] [stderr] SG_CR_Eslkdjf: cc, (ce830a220df94597, c08482c4aa2f90d9), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (fd0f67047684d97, 240405835b71cba9), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (b6e900fa4ab0e995, 4d95e1a6397ecc3c), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (54d9b57557e3c366, c2a434dbdd0729c5), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (84ec28c09535e465, 13aadfb187baa89c), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (d6ad7473886d9f66, d7d530c453ac9bdd), 16, 16
[INFO] [stderr] SG_CR_Eslkdjf: cc, (d0727fcc2f843ff2, 64353fa843aa8302), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cc, (4629fa80114136f8, 84c41d4773592805), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (69b8a8aac6e0ed96, 822c17b13b85d3c2), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cc, (eca90b586576db8e, 28329cd3ed984538), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (6fbc221d131c7c03, d703dcf6dfae9998), 24, 24
[INFO] [stderr] SG_CR_Eslkdjf: cc, (af0e35b5e9078d25, f539a7bd969e06fc), 24, 24
[INFO] [stderr] SG_CR_Eslkdjf: cc, (9e69b2f25feea0b9, 27635b9d3be2fb0), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (4afef322ece245fb, c1fd3f253b722653), 8, 16
[INFO] [stderr] SG_CR_Eslkdjf: cc, (2caa0f475184dce8, 7d494138d760d3cb), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (3751e3e4eda31a57, f916cfdbb09b2e14), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (ed16206b0559fef3, 529d8c1a02ef4226), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (3aa32929d4581867, 38936377808da70), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (71d1d1f60a3e861a, 3ae570dcd260b35c), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cc, (17d1401f88a448c4, 5d9b1f450470e3e0), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cc, (a3c2e484ba8c6d77, cfa3446b5364dd11), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (a918f36fe0698782, 6f0c88cba8da0abf), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (9d0816ff9a89ee90, af783e68cde2d03), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (1751d764d0f1db1d, 2f67632be5cc0a1d), 40, 40
[INFO] [stderr] SG_CR_Eslkdjf: cc, (8afb7b1bef167d12, 7ae75d7e34687b17), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (1ba5381b1d0720ab, 3a4f89963241c59b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (68948f3c67de6e60, 549ae4f31ba80fc), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (ab41faad55458a39, 4c0a86423507d370), 16, 16
[INFO] [stderr] SG_CR_Eslkdjf: cc, (26f38571c242844d, ec2dc2732ec6178), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (5e78d72144a94f4b, 280af7c628d0c7c0), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (e0d6cb96e5bd466b, 451600a0b50c8695), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (d2d0f291e74a694a, 245871224bab08f6), 16, 16
[INFO] [stderr] SG_CR_Eslkdjf: cc, (fceca50e1edaaf22, 48e967305453d5ae), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (6b3cac68eb3f686b, f414932d835aed6c), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (6da30f9565fc5700, a6cbefd0ecb64fbe), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (156cc2c2bd576fd4, d519ed5f7f3c68af), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: cc, (39cd7023a6177814, bad49dc2f902db96), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: cc, (62c1447d994bb3af, b96b161a1ce02d0d), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: uuid, (a0a339f44f536b5d, 19d0364b1290fbe1), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (65361f9a4321c42d, 2ec139576fb6499b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (fab6e396f4e9f2e1, 3d8276d32908aca0), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (f707d82288286a8d, 480a941af05f3753), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (7ce38c2cda80c1bb, 78544d10ec11320b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (bbf9803e37e2d899, 426ea9022782658f), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (f07c097cd7f4986f, 35a47f86217c6318), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (28282e286be301c6, a7b05ab5a3eeb5d1), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: nix, (4ba3a3cda820b6c0, ad29bb2718dd8076), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: nix, (8209f50e2d559d8, 7c2c5c2b2c0c67a9), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (71d1213ee4d0025b, 4881fee7e814726a), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (4a059403537e5412, d49688085aab9d8b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (84242ec6363077d5, eb6b2b944b4dea54), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (8d9afc8cdc92afdd, 98ab5ea81d21fcb4), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (e4ae9e47874ad1bc, 7d6aa3a1a06f702b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (bf8dd7db0268cd5e, af52543cda97af34), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (cab5630e092449aa, 140970dc957adf7c), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: nix, (80f4662825cc907, f0488cb920d14f0d), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: nix, (fa49e80ee4144f1b, 6f703148dc262e89), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (303d430adbed1c48, 5bcf69a9c2ee13d6), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (b9a4143995289134, 633204116371e896), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: nix, (7e0cb9ee2a0917e7, 8e3126ec873dc903), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (319f7d668ae4f567, 8cdbb3dee7414e44), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (a480e1e04a3cfac9, fc76d8a3d886f5b3), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (86a07c3137a85495, 47a3320883f1b02b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (d26ea3c887503342, a3b6747a6abc3964), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (5cf8bd695bcabc3, 310cb290f20fdf38), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (8c6ed43e47044e83, 7c04708b0e117a39), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (6b5f48562a435085, d76ec764c9417a5), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (fc080573d358e7d9, 8e611c5b763359a), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (d78e29d2c7a7f179, 40c3df256498a879), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (79451882e0f3ebe4, 47877a3b992c175e), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (bc81bbaf95e201e8, 6ad7502a1458f984), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: nix, (434081ca2f6f5de1, 288072c26671f843), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (f8a8d8e3cf03fbc2, 89b19f099a87bbd8), 16, 24
[INFO] [stderr] SG_CR_Eslkdjf: nix, (9d9864317c70c745, 4a611d726c590f80), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (fbcf2f6da8cd28ba, ebbeff7412e680d4), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (88f9ff989fd06d41, 71a90bc248c12ebb), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: nix, (fa868b9cba3305a3, d241f413e55d9b3e), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: mnt, (d9071b44640aaa9a, 1b754c630264d0f3), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: mnt, (1359620d04435f89, a00a19ae8ccfe790), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: mnt, (bf68338313a188bd, 7a393f02c4b77a81), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: flate2, (7b38ce6dd879c5b6, 256d6e86640f3819), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: flate2, (b1d7f324b43ddc50, eebdf16c34a827a), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: flate2, (bab35fd650585541, 49284a2667ddafc6), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: flate2, (978a0a0528a75cf2, 2667a888117e2ae), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: flate2, (8affbf32993ebcea, a060db17926eabd4), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (f39edbbc6d23f20c, 6ecd121d1046da1f), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (8518423b690da594, ffdf8d83d32146f1), 8, 16
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (aacf6520889df7dc, 4b662da02c85fd7), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (64f85b0316903103, 61d70620cdacbce1), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (bdf64ad3a1d44646, 850b5ce641a2edc9), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (a74f5bd85e6bc816, aaaa23b6b0ffc06a), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (2a8c91feaa412ed8, 675101bde5b5a2ec), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (d60280c3b9ddd0e0, 8a7fd3fbb3384b03), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (bd968153d3122d2e, 1023ed929bb1f1bb), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (3af0d5daec544da1, a8c8e3f182af8eab), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (4c670d6aaef1cc97, a0fec9cae889dd4f), 16, 24
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (3ccf9edd0a6f57ce, aca4aa1f50496999), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: btrfs2, (dcb21713d6b0505b, bc40fc492989e6be), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (3a7f1b422a4aa4f0, 4b28bbdb6c15eec0), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (f0085217e6e25a50, 944d7a0b9c0cd5f5), 0, 0
[INFO] [stdout] warning: unused variable: `prev_fetched`
[INFO] [stdout]    --> src/lib.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let prev_fetched = self.prefetched.len();
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prev_fetched`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (4955b9ad03d0d3ef, 7f9ee1142cfbd7aa), 0, 0
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (5bae46e1f0836b29, de013f0da37deb4e), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (871d59cf64e31c4d, d77abfce4bff5c00), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (250878cb36b389a6, 7806bfa88317ca14), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (7a16d25aed91e986, a39f37d7cfdc787f), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (7a16d25aed91e986, a39f37d7cfdc787f), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (225f3cfd71e6985c, b6012c49cf10ea15), 8, 8
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (e53f055c494c76b6, 208f7845a69ea747), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (dbaddaee8ba35924, f00187331a801e6b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (dbaddaee8ba35924, f00187331a801e6b), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (520ecee7afd6213b, 211b1e71cb8cd5ba), 0, 0
[INFO] [stderr] SG_CR_Eslkdjf: platter_walk, (520ecee7afd6213b, 211b1e71cb8cd5ba), 0, 0
[INFO] [stderr]    Compiling platter-walk v0.1.3 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unused variable: `prev_fetched`
[INFO] [stdout]    --> src/lib.rs:207:13
[INFO] [stdout]     |
[INFO] [stdout] 207 |         let prev_fetched = self.prefetched.len();
[INFO] [stdout]     |             ^^^^^^^^^^^^ help: if this is intentional, prefix it with an underscore: `_prev_fetched`
[INFO] [stdout]     |
[INFO] [stdout]     = note: `#[warn(unused_variables)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 1 warning emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.67s
[INFO] running `Command { std: "docker" "inspect" "563490aeda1123881726809d246b467cf98ac791ea87492a63d870306e19e24c", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "563490aeda1123881726809d246b467cf98ac791ea87492a63d870306e19e24c", kill_on_drop: false }`
[INFO] [stdout] 563490aeda1123881726809d246b467cf98ac791ea87492a63d870306e19e24c