[INFO] fetching crate cosmian_fpe 0.5.2...
[INFO] testing cosmian_fpe-0.5.2 against try#b83b707f97d809763b7861afa7638871f3339a33 for pr-145838-1
[INFO] extracting crate cosmian_fpe 0.5.2 into /workspace/builds/worker-2-tc2/source
[INFO] started tweaking crates.io crate cosmian_fpe 0.5.2
[INFO] finished tweaking crates.io crate cosmian_fpe 0.5.2
[INFO] tweaked toml for crates.io crate cosmian_fpe 0.5.2 written to /workspace/builds/worker-2-tc2/source/Cargo.toml
[INFO] validating manifest of crates.io crate cosmian_fpe 0.5.2 on toolchain b83b707f97d809763b7861afa7638871f3339a33
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "generate-lockfile" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Updating crates.io index
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]      Locking 153 packages to latest compatible versions
[INFO] [stderr]       Adding criterion v0.4.0 (available: v0.7.0)
[INFO] [stderr]       Adding criterion-cycles-per-byte v0.4.0 (available: v0.7.0)
[INFO] [stderr]       Adding pprof v0.11.1 (available: v0.15.0)
[INFO] running `Command { std: CARGO_HOME="/workspace/cargo-home" RUSTUP_HOME="/workspace/rustup-home" "/workspace/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stdout] cbb9b3ef42bf72728544a083f3c13556a89b6b9e777bf746e9b2a49f96a8f830
[INFO] running `Command { std: "docker" "start" "-a" "cbb9b3ef42bf72728544a083f3c13556a89b6b9e777bf746e9b2a49f96a8f830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cbb9b3ef42bf72728544a083f3c13556a89b6b9e777bf746e9b2a49f96a8f830", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cbb9b3ef42bf72728544a083f3c13556a89b6b9e777bf746e9b2a49f96a8f830", kill_on_drop: false }`
[INFO] [stdout] cbb9b3ef42bf72728544a083f3c13556a89b6b9e777bf746e9b2a49f96a8f830
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 50fb54e032673d5d6d456d4468167ee0eab33786db4bb48d25e02d5a82db5dca
[INFO] running `Command { std: "docker" "start" "-a" "50fb54e032673d5d6d456d4468167ee0eab33786db4bb48d25e02d5a82db5dca", kill_on_drop: false }`
[INFO] [stderr]    Compiling typenum v1.18.0
[INFO] [stderr]    Compiling version_check v0.9.5
[INFO] [stderr]    Compiling autocfg v1.5.0
[INFO] [stderr]    Compiling libm v0.2.15
[INFO] [stderr]    Compiling static_assertions v1.1.0
[INFO] [stderr]    Compiling generic-array v0.14.7
[INFO] [stderr]    Compiling num-traits v0.2.19
[INFO] [stderr]    Compiling num-integer v0.1.46
[INFO] [stderr]    Compiling crypto-common v0.1.6
[INFO] [stderr]    Compiling inout v0.1.4
[INFO] [stderr]    Compiling cipher v0.4.4
[INFO] [stderr]    Compiling num-bigint v0.4.6
[INFO] [stderr]    Compiling cbc v0.1.2
[INFO] [stderr]    Compiling cosmian_fpe v0.5.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]   --> src/ff1/alloc.rs:79:31
[INFO] [stdout]    |
[INFO] [stdout] 79 |         self.0.iter().all(|n| (u32::from(*n) < radix))
[INFO] [stdout]    |                               ^                     ^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(unused_parens)]` (part of `#[warn(unused)]`) on by default
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]    |
[INFO] [stdout] 79 -         self.0.iter().all(|n| (u32::from(*n) < radix))
[INFO] [stdout] 79 +         self.0.iter().all(|n| u32::from(*n) < radix)
[INFO] [stdout]    |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: unnecessary parentheses around closure body
[INFO] [stdout]    --> src/ff1/alloc.rs:160:31
[INFO] [stdout]     |
[INFO] [stdout] 160 |         self.0.iter().all(|n| (u32::from(*n) < radix))
[INFO] [stdout]     |                               ^                     ^
[INFO] [stdout]     |
[INFO] [stdout] help: remove these parentheses
[INFO] [stdout]     |
[INFO] [stdout] 160 -         self.0.iter().all(|n| (u32::from(*n) < radix))
[INFO] [stdout] 160 +         self.0.iter().all(|n| u32::from(*n) < radix)
[INFO] [stdout]     |
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished `dev` profile [unoptimized + debuginfo] target(s) in 2.85s
[INFO] running `Command { std: "docker" "inspect" "50fb54e032673d5d6d456d4468167ee0eab33786db4bb48d25e02d5a82db5dca", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "50fb54e032673d5d6d456d4468167ee0eab33786db4bb48d25e02d5a82db5dca", kill_on_drop: false }`
[INFO] [stdout] 50fb54e032673d5d6d456d4468167ee0eab33786db4bb48d25e02d5a82db5dca
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-2-tc2/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" "RUSTDOCFLAGS=--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@sha256:7ad1b28ee6f5f7f699f6cf7015098d6ccdd96d6f2d78dd06228f5b4c9faf309c" "/opt/rustwide/cargo-home/bin/cargo" "+b83b707f97d809763b7861afa7638871f3339a33" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] a8b0b52e26a0970f72221d09cfdc2e50819f9fa787ee5cc3adaba17d1263865f
[INFO] running `Command { std: "docker" "start" "-a" "a8b0b52e26a0970f72221d09cfdc2e50819f9fa787ee5cc3adaba17d1263865f", kill_on_drop: false }`
[INFO] [stderr] error: failed to download `cast v0.3.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   unable to get packages from source
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to unpack package `cast v0.3.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   failed to create directory `/opt/rustwide/cargo-home/registry/src/index.crates.io-1949cf8c6b5b557f/cast-0.3.0`
[INFO] [stderr] 
[INFO] [stderr] Caused by:
[INFO] [stderr]   Read-only file system (os error 30)
[INFO] running `Command { std: "docker" "inspect" "a8b0b52e26a0970f72221d09cfdc2e50819f9fa787ee5cc3adaba17d1263865f", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "a8b0b52e26a0970f72221d09cfdc2e50819f9fa787ee5cc3adaba17d1263865f", kill_on_drop: false }`
[INFO] [stdout] a8b0b52e26a0970f72221d09cfdc2e50819f9fa787ee5cc3adaba17d1263865f