[INFO] fetching crate rand_os 0.2.2...
[INFO] testing rand_os-0.2.2 against master#b70888601af92f6cdc0364abab3446e418b91d36 for pr-86479
[INFO] extracting crate rand_os 0.2.2 into /workspace/builds/worker-6/source
[INFO] validating manifest of crates.io crate rand_os 0.2.2 on toolchain b70888601af92f6cdc0364abab3446e418b91d36
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "metadata" "--manifest-path" "Cargo.toml" "--no-deps", kill_on_drop: false }`
[INFO] started tweaking crates.io crate rand_os 0.2.2
[INFO] finished tweaking crates.io crate rand_os 0.2.2
[INFO] tweaked toml for crates.io crate rand_os 0.2.2 written to /workspace/builds/worker-6/source/Cargo.toml
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "generate-lockfile" "--manifest-path" "Cargo.toml" "-Zno-index-update", kill_on_drop: false }`
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+b70888601af92f6cdc0364abab3446e418b91d36" "fetch" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "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] 534d3eeb46d13bba77a0399c78c8b138ebcc6580aa33ec1cc2d974f43fe9352e
[INFO] running `Command { std: "docker" "start" "-a" "534d3eeb46d13bba77a0399c78c8b138ebcc6580aa33ec1cc2d974f43fe9352e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "534d3eeb46d13bba77a0399c78c8b138ebcc6580aa33ec1cc2d974f43fe9352e", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "534d3eeb46d13bba77a0399c78c8b138ebcc6580aa33ec1cc2d974f43fe9352e", kill_on_drop: false }`
[INFO] [stdout] 534d3eeb46d13bba77a0399c78c8b138ebcc6580aa33ec1cc2d974f43fe9352e
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "build" "--frozen" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 0bf6502884bb87f3c8c1a7bd46018f040936bb85d25028f1fabdb73a5d8effbc
[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" "0bf6502884bb87f3c8c1a7bd46018f040936bb85d25028f1fabdb73a5d8effbc", kill_on_drop: false }`
[INFO] [stderr]     Blocking waiting for file lock on package cache
[INFO] [stderr]    Compiling getrandom v0.1.16
[INFO] [stderr]    Compiling cfg-if v1.0.0
[INFO] [stderr]    Compiling rand_core v0.5.1
[INFO] [stderr]    Compiling rand_os v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]   --> src/lib.rs:66:28
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn new() -> Result<OsRng, Error> {
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit struct `OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]   --> src/lib.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |         Ok(OsRng)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 1.64s
[INFO] running `Command { std: "docker" "inspect" "0bf6502884bb87f3c8c1a7bd46018f040936bb85d25028f1fabdb73a5d8effbc", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "0bf6502884bb87f3c8c1a7bd46018f040936bb85d25028f1fabdb73a5d8effbc", kill_on_drop: false }`
[INFO] [stdout] 0bf6502884bb87f3c8c1a7bd46018f040936bb85d25028f1fabdb73a5d8effbc
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen" "--no-run" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] e7a58ed420673801b65c62af7e67b51d1fcbba18be00c302d67cfe3078350e02
[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" "e7a58ed420673801b65c62af7e67b51d1fcbba18be00c302d67cfe3078350e02", kill_on_drop: false }`
[INFO] [stdout] warning: use of deprecated struct `OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]   --> src/lib.rs:66:28
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn new() -> Result<OsRng, Error> {
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit struct `OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]   --> src/lib.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |         Ok(OsRng)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]    Compiling rand_os v0.2.2 (/opt/rustwide/workdir)
[INFO] [stdout] warning: use of deprecated struct `OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]   --> src/lib.rs:66:28
[INFO] [stdout]    |
[INFO] [stdout] 66 |     pub fn new() -> Result<OsRng, Error> {
[INFO] [stdout]    |                            ^^^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(deprecated)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: use of deprecated unit struct `OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stdout]   --> src/lib.rs:67:12
[INFO] [stdout]    |
[INFO] [stdout] 67 |         Ok(OsRng)
[INFO] [stdout]    |            ^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 2 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.60s
[INFO] running `Command { std: "docker" "inspect" "e7a58ed420673801b65c62af7e67b51d1fcbba18be00c302d67cfe3078350e02", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "e7a58ed420673801b65c62af7e67b51d1fcbba18be00c302d67cfe3078350e02", kill_on_drop: false }`
[INFO] [stdout] e7a58ed420673801b65c62af7e67b51d1fcbba18be00c302d67cfe3078350e02
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-6/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" "+b70888601af92f6cdc0364abab3446e418b91d36" "test" "--frozen", kill_on_drop: false }`
[INFO] [stdout] 997f3a29f752a375cc7e3ed17310e336c5ad0d45fc5af1a2cbdc214ba10b62cf
[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" "997f3a29f752a375cc7e3ed17310e336c5ad0d45fc5af1a2cbdc214ba10b62cf", kill_on_drop: false }`
[INFO] [stderr] warning: use of deprecated struct `OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stderr]   --> src/lib.rs:66:28
[INFO] [stderr]    |
[INFO] [stderr] 66 |     pub fn new() -> Result<OsRng, Error> {
[INFO] [stderr]    |                            ^^^^^
[INFO] [stderr]    |
[INFO] [stderr]    = note: `#[warn(deprecated)]` on by default
[INFO] [stderr] 
[INFO] [stderr] warning: use of deprecated unit struct `OsRng`: OsRng is now provided by rand_core and rand
[INFO] [stderr]   --> src/lib.rs:67:12
[INFO] [stderr]    |
[INFO] [stderr] 67 |         Ok(OsRng)
[INFO] [stderr]    |            ^^^^^
[INFO] [stderr] 
[INFO] [stderr] warning: `rand_os` (lib) generated 2 warnings
[INFO] [stderr] warning: `rand_os` (lib test) generated 2 warnings (2 duplicates)
[INFO] [stderr]     Finished test [unoptimized + debuginfo] target(s) in 0.03s
[INFO] [stderr]      Running unittests (/opt/rustwide/target/debug/deps/rand_os-1ac1f64584baffff)
[INFO] [stdout] 
[INFO] [stdout] running 2 tests
[INFO] [stdout] test test_construction ... ok
[INFO] [stdout] test test_os_rng ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 2 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.00s
[INFO] [stdout] 
[INFO] [stderr]    Doc-tests rand_os
[INFO] [stdout] 
[INFO] [stdout] running 1 test
[INFO] [stdout] test src/lib.rs - OsRng (line 49) ... ok
[INFO] [stdout] 
[INFO] [stdout] test result: ok. 1 passed; 0 failed; 0 ignored; 0 measured; 0 filtered out; finished in 0.62s
[INFO] [stdout] 
[INFO] running `Command { std: "docker" "inspect" "997f3a29f752a375cc7e3ed17310e336c5ad0d45fc5af1a2cbdc214ba10b62cf", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "997f3a29f752a375cc7e3ed17310e336c5ad0d45fc5af1a2cbdc214ba10b62cf", kill_on_drop: false }`
[INFO] [stdout] 997f3a29f752a375cc7e3ed17310e336c5ad0d45fc5af1a2cbdc214ba10b62cf