[INFO] fetching crate secret-tree 0.3.0...
[INFO] checking secret-tree-0.3.0 against try#82acd1d76add2232e19c1f0feb250d2a19ec6efe for pr-81213
[INFO] extracting crate secret-tree 0.3.0 into /workspace/builds/worker-0/source
[INFO] validating manifest of crates.io crate secret-tree 0.3.0 on toolchain 82acd1d76add2232e19c1f0feb250d2a19ec6efe
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking crates.io crate secret-tree 0.3.0
[INFO] removed 0 missing examples
[INFO] finished tweaking crates.io crate secret-tree 0.3.0
[INFO] tweaked toml for crates.io crate secret-tree 0.3.0 written to /workspace/builds/worker-0/source/Cargo.toml
[INFO] crate crates.io crate secret-tree 0.3.0 already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]  Downloading crates ...
[INFO] [stderr]   Downloaded semver-parser v0.9.0
[INFO] [stderr]   Downloaded cc v1.0.62
[INFO] [stderr]   Downloaded hex-literal v0.3.1
[INFO] [stderr]   Downloaded ed25519 v1.0.3
[INFO] [stderr]   Downloaded subtle v2.3.0
[INFO] [stderr]   Downloaded zeroize_derive v1.0.1
[INFO] [stderr]   Downloaded ed25519-dalek v1.0.1
[INFO] [stderr]   Downloaded anyhow v1.0.34
[INFO] [stderr]   Downloaded secrecy v0.7.0
[INFO] [stderr]   Downloaded pwbox v0.3.0
[INFO] [stderr]   Downloaded hex-buffer-serde v0.2.1
[INFO] [stderr]   Downloaded version-sync v0.9.1
[INFO] [stderr]   Downloaded zeroize v1.1.1
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "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] 19ef8dd606db19ac6030a56fe79633dd957cb2c4e61d1a4db9e649adb198ed5b
[INFO] running `Command { std: "docker" "start" "-a" "19ef8dd606db19ac6030a56fe79633dd957cb2c4e61d1a4db9e649adb198ed5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "19ef8dd606db19ac6030a56fe79633dd957cb2c4e61d1a4db9e649adb198ed5b", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "19ef8dd606db19ac6030a56fe79633dd957cb2c4e61d1a4db9e649adb198ed5b", kill_on_drop: false }`
[INFO] [stdout] 19ef8dd606db19ac6030a56fe79633dd957cb2c4e61d1a4db9e649adb198ed5b
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-0/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" "rustops/crates-build-env@sha256:21f1ed92105a0ef9b0d27ad8bdeb7f36f9f01ac17fffe3a3f3dc5241fc25d8f4" "/opt/rustwide/cargo-home/bin/cargo" "+82acd1d76add2232e19c1f0feb250d2a19ec6efe" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 019487af03576c7f316cb24b322bdc0aef7193570dbb1baba21eacaa5a847169
[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" "019487af03576c7f316cb24b322bdc0aef7193570dbb1baba21eacaa5a847169", kill_on_drop: false }`
[INFO] [stderr]    Compiling proc-macro2 v1.0.24
[INFO] [stderr]    Compiling version_check v0.9.2
[INFO] [stderr]    Compiling syn v1.0.48
[INFO] [stderr]    Compiling unicode-xid v0.2.1
[INFO] [stderr]    Compiling serde v1.0.117
[INFO] [stderr]     Checking subtle v2.3.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking matches v0.1.8
[INFO] [stderr]     Checking tinyvec v0.3.4
[INFO] [stderr]    Compiling cc v1.0.62
[INFO] [stderr]    Compiling ryu v1.0.5
[INFO] [stderr]    Compiling pulldown-cmark v0.7.2
[INFO] [stderr]     Checking percent-encoding v2.1.0
[INFO] [stderr]    Compiling anyhow v1.0.34
[INFO] [stderr]     Checking regex-syntax v0.6.21
[INFO] [stderr]     Checking itoa v0.4.6
[INFO] [stderr]     Checking signature v1.2.2
[INFO] [stderr]     Checking cfg-if v1.0.0
[INFO] [stderr]     Checking semver-parser v0.9.0
[INFO] [stderr]    Compiling hex-literal v0.3.1
[INFO] [stderr]    Compiling rust-crypto v0.2.36
[INFO] [stderr]     Checking unicode-bidi v0.3.4
[INFO] [stderr]     Checking form_urlencoded v1.0.0
[INFO] [stderr]     Checking ed25519 v1.0.3
[INFO] [stderr]     Checking unicode-normalization v0.1.13
[INFO] [stderr]     Checking getrandom v0.1.15
[INFO] [stderr]     Checking rand v0.4.6
[INFO] [stderr]     Checking smallvec v0.6.13
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]    Compiling generic-array v0.14.4
[INFO] [stderr]    Compiling unicase v2.6.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking quote v1.0.7
[INFO] [stderr]    Compiling clear_on_drop v0.2.4
[INFO] [stderr]     Checking rand v0.3.23
[INFO] [stderr]     Checking digest v0.9.0
[INFO] [stderr]     Checking block-buffer v0.9.0
[INFO] [stderr]     Checking crypto-mac v0.8.0
[INFO] [stderr]     Checking idna v0.2.0
[INFO] [stderr]     Checking sha2 v0.9.2
[INFO] [stderr]     Checking blake2 v0.9.1
[INFO] [stderr]     Checking url v2.2.0
[INFO] [stderr]     Checking regex v1.4.2
[INFO] [stderr]     Checking toml v0.5.7
[INFO] [stderr]     Checking hex-buffer-serde v0.2.1
[INFO] [stderr]     Checking serde_json v1.0.59
[INFO] [stderr]    Compiling synstructure v0.12.4
[INFO] [stderr]     Checking version-sync v0.9.1
[INFO] [stderr]    Compiling zeroize_derive v1.0.1
[INFO] [stderr]    Compiling serde_derive v1.0.117
[INFO] [stderr]     Checking zeroize v1.1.1
[INFO] [stderr]     Checking secrecy v0.7.0
[INFO] [stderr]     Checking curve25519-dalek v3.0.0
[INFO] [stderr]     Checking secret-tree v0.3.0 (/opt/rustwide/workdir)
[INFO] [stderr]     Checking ed25519-dalek v1.0.1
[INFO] [stderr]     Checking pwbox v0.3.0
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1m 00s
[INFO] running `Command { std: "docker" "inspect" "019487af03576c7f316cb24b322bdc0aef7193570dbb1baba21eacaa5a847169", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "019487af03576c7f316cb24b322bdc0aef7193570dbb1baba21eacaa5a847169", kill_on_drop: false }`
[INFO] [stdout] 019487af03576c7f316cb24b322bdc0aef7193570dbb1baba21eacaa5a847169